diff --git a/Source/Project64-core/N64System/Recompiler/CodeBlock.cpp b/Source/Project64-core/N64System/Recompiler/CodeBlock.cpp
index f7ccbbc00..79bda2c1a 100644
--- a/Source/Project64-core/N64System/Recompiler/CodeBlock.cpp
+++ b/Source/Project64-core/N64System/Recompiler/CodeBlock.cpp
@@ -910,7 +910,7 @@ uint32_t CCodeBlock::Finilize(uint8_t * CompiledLocation)
 #if defined(ANDROID) && (defined(__arm__) || defined(_M_ARM))
     __clear_cache((uint8_t *)((uint32_t)m_CompiledLocation & ~1), m_CompiledLocation + codeSize);
 #endif
-    return codeSize;
+    return (uint32_t)codeSize;
 }
 
 uint32_t CCodeBlock::NextTest()
diff --git a/Source/Project64-core/N64System/Recompiler/CodeSection.cpp b/Source/Project64-core/N64System/Recompiler/CodeSection.cpp
index 17878a0b4..9a57ebd55 100644
--- a/Source/Project64-core/N64System/Recompiler/CodeSection.cpp
+++ b/Source/Project64-core/N64System/Recompiler/CodeSection.cpp
@@ -786,6 +786,7 @@ bool CCodeSection::GenerateNativeCode(uint32_t Test)
         }
     } while (m_RecompilerOps->GetNextStepType() != PIPELINE_STAGE_END_BLOCK);
 #else
+    Test = Test;
     g_Notify->BreakPoint(__FILE__, __LINE__);
 #endif
     return true;
diff --git a/Source/Project64-core/N64System/Recompiler/x64-86/x64RegInfo.cpp b/Source/Project64-core/N64System/Recompiler/x64-86/x64RegInfo.cpp
index 66df842ef..51e4c61e8 100644
--- a/Source/Project64-core/N64System/Recompiler/x64-86/x64RegInfo.cpp
+++ b/Source/Project64-core/N64System/Recompiler/x64-86/x64RegInfo.cpp
@@ -35,7 +35,7 @@ bool CX64RegInfo::operator!=(const CX64RegInfo & /*right*/) const
     return false;
 }
 
-void CX64RegInfo::UnMap_GPR(uint32_t Reg, bool WriteBackValue)
+void CX64RegInfo::UnMap_GPR(uint32_t /*Reg*/, bool /*WriteBackValue*/)
 {
     g_Notify->BreakPoint(__FILE__, __LINE__);
 }
diff --git a/Source/Project64-core/N64System/Recompiler/x86/x86RegInfo.cpp b/Source/Project64-core/N64System/Recompiler/x86/x86RegInfo.cpp
index f9f8a571b..7e7489e8c 100644
--- a/Source/Project64-core/N64System/Recompiler/x86/x86RegInfo.cpp
+++ b/Source/Project64-core/N64System/Recompiler/x86/x86RegInfo.cpp
@@ -563,7 +563,8 @@ const asmjit::x86::St & CX86RegInfo::StackPosition(int32_t Reg)
             return StRegs[((i - StackTopPos()) & 7)];
         }
     }
-    return asmjit::x86::St();
+    static asmjit::x86::St Unknown;
+    return Unknown;
 }
 
 asmjit::x86::Gp CX86RegInfo::FreeX86Reg()
diff --git a/Source/Project64-core/Settings/SettingType/SettingsType-RomDatabase.cpp b/Source/Project64-core/Settings/SettingType/SettingsType-RomDatabase.cpp
index bad19b8e6..5c45f7ec3 100644
--- a/Source/Project64-core/Settings/SettingType/SettingsType-RomDatabase.cpp
+++ b/Source/Project64-core/Settings/SettingType/SettingsType-RomDatabase.cpp
@@ -118,7 +118,7 @@ void CSettingTypeRomDatabase::BaseDirChanged(void * /*Data */)
     m_AudioIniFile = new CIniFile(g_Settings->LoadStringVal(SupportFile_AudioRDB).c_str());
 }
 
-void CSettingTypeRomDatabase::GameChanged(void * Data)
+void CSettingTypeRomDatabase::GameChanged(void * /*Data*/)
 {
     if (m_SectionIdent)
     {
diff --git a/Source/Project64/Plugins/PluginList.cpp b/Source/Project64/Plugins/PluginList.cpp
index 9b9753add..bc57c4d64 100644
--- a/Source/Project64/Plugins/PluginList.cpp
+++ b/Source/Project64/Plugins/PluginList.cpp
@@ -19,7 +19,7 @@ CPluginList::~CPluginList()
 
 int CPluginList::GetPluginCount() const
 {
-    return m_PluginList.size();
+    return (int)((INT_PTR)m_PluginList.size());
 }
 
 const CPluginList::PLUGIN * CPluginList::GetPluginInfo(int indx) const
diff --git a/Source/Project64/UserInterface/CheatUI.cpp b/Source/Project64/UserInterface/CheatUI.cpp
index 88a8a74d0..224c3b8f3 100644
--- a/Source/Project64/UserInterface/CheatUI.cpp
+++ b/Source/Project64/UserInterface/CheatUI.cpp
@@ -228,7 +228,7 @@ LRESULT CCheatList::OnChangeCodeExtension(UINT /*uMsg*/, WPARAM /*wParam*/, LPAR
     std::wstring wName = Name.ToUTF16();
     item.mask = TVIF_TEXT;
     item.pszText = (LPWSTR)wName.c_str();
-    item.cchTextMax = wName.length();
+    item.cchTextMax = (int)((INT_PTR)wName.length());
     m_hCheatTree.SetItem(&item);
     return 0;
 }
diff --git a/Source/Project64/UserInterface/Debugger/DMALog.cpp b/Source/Project64/UserInterface/Debugger/DMALog.cpp
index a9668381b..352a1326c 100644
--- a/Source/Project64/UserInterface/Debugger/DMALog.cpp
+++ b/Source/Project64/UserInterface/Debugger/DMALog.cpp
@@ -29,14 +29,14 @@ DMALOGENTRY * CDMALog::GetEntryByIndex(uint32_t index)
 
 DMALOGENTRY * CDMALog::GetEntryByRamAddress(uint32_t ramAddr)
 {
-    uint32_t nEntries = GetNumEntries();
+    size_t nEntries = GetNumEntries();
 
     if (nEntries == 0)
     {
         return nullptr;
     }
 
-    for (uint32_t i = nEntries - 1; i-- > 0;)
+    for (size_t i = nEntries - 1; i-- > 0;)
     {
         uint32_t min = m_Log[i].ramAddr;
         uint32_t max = min + m_Log[i].length - 1;
@@ -66,14 +66,14 @@ DMALOGENTRY * CDMALog::GetEntryByRamAddress(uint32_t ramAddr, uint32_t * lpRomAd
 
 DMALOGENTRY * CDMALog::GetEntryByRomAddress(uint32_t romAddr)
 {
-    uint32_t nEntries = GetNumEntries();
+    size_t nEntries = GetNumEntries();
 
     if (nEntries == 0)
     {
         return nullptr;
     }
 
-    for (uint32_t i = nEntries - 1; i-- > 0;)
+    for (size_t i = nEntries - 1; i-- > 0;)
     {
         uint32_t min = m_Log[i].romAddr;
         uint32_t max = min + m_Log[i].length - 1;
diff --git a/Source/Project64/UserInterface/Debugger/DebugMMU.cpp b/Source/Project64/UserInterface/Debugger/DebugMMU.cpp
index a22c344fd..81b9d173b 100644
--- a/Source/Project64/UserInterface/Debugger/DebugMMU.cpp
+++ b/Source/Project64/UserInterface/Debugger/DebugMMU.cpp
@@ -278,7 +278,7 @@ size_t CDebugMMU::ReadPhysical(uint32_t paddr, size_t length, uint8_t * buffer)
     size_t nByte;
     for (nByte = 0; nByte < length; nByte++)
     {
-        if (!GetPhysicalByte(paddr + nByte, &buffer[nByte]))
+        if (!GetPhysicalByte((uint32_t)((INT_PTR)(paddr + nByte)), &buffer[nByte]))
         {
             return nByte;
         }
@@ -292,7 +292,7 @@ size_t CDebugMMU::ReadVirtual(uint32_t vaddr, size_t length, uint8_t * buffer)
     for (nByte = 0; nByte < length; nByte++)
     {
         uint32_t paddr;
-        if (!g_MMU || !g_MMU->VAddrToPAddr(vaddr + nByte, paddr))
+        if (!g_MMU || !g_MMU->VAddrToPAddr((uint32_t)((UINT_PTR)(vaddr + nByte)), paddr))
         {
             return nByte;
         }
@@ -309,7 +309,7 @@ size_t CDebugMMU::WritePhysical(uint32_t paddr, size_t length, uint8_t * buffer)
     size_t nByte;
     for (nByte = 0; nByte < length; nByte++)
     {
-        if (!SetPhysicalByte(paddr + nByte, buffer[nByte]))
+        if (!SetPhysicalByte((uint32_t)((UINT_PTR)(paddr + nByte)), buffer[nByte]))
         {
             return nByte;
         }
@@ -323,7 +323,7 @@ size_t CDebugMMU::WriteVirtual(uint32_t vaddr, size_t length, uint8_t * buffer)
     for (nByte = 0; nByte < length; nByte++)
     {
         uint32_t paddr;
-        if (!g_MMU || !g_MMU->VAddrToPAddr(vaddr + nByte, paddr))
+        if (!g_MMU || !g_MMU->VAddrToPAddr((uint32_t)((UINT_PTR)(vaddr + nByte)), paddr))
         {
             return nByte;
         }
diff --git a/Source/Project64/UserInterface/Debugger/Debugger-CPULogView.cpp b/Source/Project64/UserInterface/Debugger/Debugger-CPULogView.cpp
index d003773d4..350b95c8a 100644
--- a/Source/Project64/UserInterface/Debugger/Debugger-CPULogView.cpp
+++ b/Source/Project64/UserInterface/Debugger/Debugger-CPULogView.cpp
@@ -292,7 +292,7 @@ void CDebugCPULogView::RefreshList(bool bUpdateBuffer)
     size_t numVisibleRows = GetNumVisibleRows(m_CPUListView);
 
     bool bCanDisplayAll = (numVisibleRows >= count);
-    int scrollRangeMax = bCanDisplayAll ? 0 : count - numVisibleRows;
+    int scrollRangeMax = bCanDisplayAll ? 0 : (int)((INT_PTR)(count - numVisibleRows));
 
     m_Scrollbar.SetScrollRange(0, scrollRangeMax, false);
     m_Scrollbar.EnableWindow(!bCanDisplayAll);
diff --git a/Source/Project64/UserInterface/Debugger/Debugger-Commands.cpp b/Source/Project64/UserInterface/Debugger/Debugger-Commands.cpp
index 26233397b..7d922ed89 100644
--- a/Source/Project64/UserInterface/Debugger/Debugger-Commands.cpp
+++ b/Source/Project64/UserInterface/Debugger/Debugger-Commands.cpp
@@ -297,7 +297,7 @@ void CDebugCommandsView::AddBranchArrow(int startPos, int endPos)
 void CDebugCommandsView::HistoryPushState()
 {
     m_History.push_back(m_StartAddress);
-    m_HistoryIndex = m_History.size() - 1;
+    m_HistoryIndex = (int)((INT_PTR)(m_History.size() - 1));
     ToggleHistoryButtons();
 }
 
@@ -1009,7 +1009,7 @@ void CDebugCommandsView::RemoveSelectedBreakpoints()
     wchar_t itemText[32];
     m_BreakpointList.GetText(nItem, itemText);
 
-    uint32_t address = m_BreakpointList.GetItemData(nItem);
+    uint32_t address = (uint32_t)(m_BreakpointList.GetItemData(nItem));
 
     switch (itemText[0])
     {
@@ -1430,7 +1430,7 @@ LRESULT CDebugCommandsView::OnListBoxClicked(WORD /*wNotifyCode*/, WORD wID, HWN
     if (wID == IDC_BP_LIST)
     {
         int index = m_BreakpointList.GetCaretIndex();
-        uint32_t address = m_BreakpointList.GetItemData(index);
+        uint32_t address = (uint32_t)m_BreakpointList.GetItemData(index);
         int len = m_BreakpointList.GetTextLen(index);
         std::wstring rowText;
         rowText.resize(len);
@@ -1613,7 +1613,7 @@ void CDebugCommandsView::RestoreOp(uint32_t address)
 
 void CDebugCommandsView::RestoreAllOps()
 {
-    int lastIndex = m_EditedOps.size() - 1;
+    int lastIndex = (int)((INT_PTR)(m_EditedOps.size() - 1));
     for (int i = lastIndex; i >= 0; i--)
     {
         m_Debugger->DebugStore_VAddr(m_EditedOps[i].address, m_EditedOps[i].originalOp);
diff --git a/Source/Project64/UserInterface/Debugger/Debugger-DMALogView.cpp b/Source/Project64/UserInterface/Debugger/Debugger-DMALogView.cpp
index 3df63f4f1..47dfaf108 100644
--- a/Source/Project64/UserInterface/Debugger/Debugger-DMALogView.cpp
+++ b/Source/Project64/UserInterface/Debugger/Debugger-DMALogView.cpp
@@ -60,7 +60,7 @@ void CDebugDMALogView::RefreshList()
     }
 
     int startIndex;
-    int dmaLogSize = m_Debugger->DMALog()->GetNumEntries();
+    int dmaLogSize = (int)((INT_PTR)(m_Debugger->DMALog()->GetNumEntries()));
 
     HWND hWndExportBtn = GetDlgItem(IDC_EXPORT_BTN);
 
@@ -171,7 +171,7 @@ void CDebugDMALogView::Export(void)
 
         for (size_t nEntry = 0; nEntry < numEntries; nEntry++)
         {
-            DMALOGENTRY * entry = m_DMALog->GetEntryByIndex(nEntry);
+            DMALOGENTRY * entry = m_DMALog->GetEntryByIndex((uint32_t)((INT_PTR)nEntry));
 
             file << stdstr_f("0x%08X,0x%08X,0x%08X\r\n",
                              entry->romAddr, entry->ramAddr, entry->length);
@@ -364,7 +364,7 @@ LRESULT CDebugDMALogView::OnCustomDrawList(NMHDR * pNMHDR)
     default: return CDRF_DODEFAULT;
     }
 
-    DWORD nItem = pLVCD->nmcd.dwItemSpec;
+    DWORD nItem = (DWORD)pLVCD->nmcd.dwItemSpec;
     DWORD nSubItem = pLVCD->iSubItem;
 
     if (nSubItem != 0)
diff --git a/Source/Project64/UserInterface/Debugger/Debugger-MemorySearch.cpp b/Source/Project64/UserInterface/Debugger/Debugger-MemorySearch.cpp
index 67c039331..d09f1a099 100644
--- a/Source/Project64/UserInterface/Debugger/Debugger-MemorySearch.cpp
+++ b/Source/Project64/UserInterface/Debugger/Debugger-MemorySearch.cpp
@@ -428,7 +428,7 @@ LRESULT CDebugMemorySearch::OnResultsDblClick(LPNMHDR)
     }
 
     // Copy result to watch list
-    int index = m_ResultsListCtrl.GetItemData(iItem);
+    int index = (int)m_ResultsListCtrl.GetItemData(iItem);
     AddResultToWatchList(index);
 
     UpdateWatchList(true);
@@ -477,7 +477,7 @@ LRESULT CDebugMemorySearch::OnResultsPopupAddToWatchList(WORD /*wNotifyCode*/, W
 
     while ((iItem = m_ResultsListCtrl.GetNextItem(iItem, LVNI_SELECTED)) != -1)
     {
-        int index = m_ResultsListCtrl.GetItemData(iItem);
+        int index = (int)m_ResultsListCtrl.GetItemData(iItem);
         AddResultToWatchList(index);
     }
 
@@ -492,7 +492,7 @@ LRESULT CDebugMemorySearch::OnResultsPopupAddAllToWatchList(WORD /*wNotifyCode*/
 
     for (size_t i = 0; i < numResults; i++)
     {
-        AddResultToWatchList(i);
+        AddResultToWatchList((int)((INT_PTR)i));
     }
 
     UpdateWatchList(true);
@@ -522,7 +522,7 @@ LRESULT CDebugMemorySearch::OnResultsPopupSetValue(WORD /*wNotifyCode*/, WORD /*
 
             if (bSelected)
             {
-                int index = m_ResultsListCtrl.GetItemData(iItem);
+                int index = (int)m_ResultsListCtrl.GetItemData(iItem);
                 CScanResult * presult = m_MemoryScanner.GetResult(index);
                 const std::string & enteredString = m_SetValueDlg.GetEnteredString();
                 presult->SetMemoryValueFromString(enteredString.c_str());
@@ -629,7 +629,7 @@ LRESULT CDebugMemorySearch::OnWatchListDblClick(LPNMHDR /*lpnmh*/)
         return true;
     }
 
-    int index = m_WatchListCtrl.GetItemData(iItem);
+    int index = (int)m_WatchListCtrl.GetItemData(iItem);
     CScanResult * presult = &m_WatchList[index];
 
     int nSelectedCol = -1;
@@ -728,7 +728,7 @@ LRESULT CDebugMemorySearch::OnWatchListRClick(LPNMHDR /*lpnmh*/)
         return true;
     }
 
-    int index = m_WatchListCtrl.GetItemData(iItem);
+    int index = (int)m_WatchListCtrl.GetItemData(iItem);
     CScanResult * presult = &m_WatchList[index];
 
     // Load the menu
@@ -780,7 +780,7 @@ LRESULT CDebugMemorySearch::OnWatchListPopupLock(WORD /*wNotifyCode*/, WORD /*wI
 
         if (bSelected)
         {
-            int index = m_WatchListCtrl.GetItemData(iItem);
+            int index = (int)m_WatchListCtrl.GetItemData(iItem);
             CScanResult * presult = &m_WatchList[index];
             m_Debugger->Breakpoints()->ToggleMemLock(presult->m_Address);
         }
@@ -855,7 +855,7 @@ LRESULT CDebugMemorySearch::OnWatchListPopupHexadecimal(WORD /*wNotifyCode*/, WO
 
         if (bSelected)
         {
-            int index = m_WatchListCtrl.GetItemData(iItem);
+            int index = (int)m_WatchListCtrl.GetItemData(iItem);
             CScanResult * presult = &m_WatchList[index];
 
             if (presult->m_DisplayFormat == DisplayDefault)
@@ -893,7 +893,7 @@ LRESULT CDebugMemorySearch::OnWatchListPopupChangeValue(WORD /*wNotifyCode*/, WO
 
             if (bSelected)
             {
-                int index = m_WatchListCtrl.GetItemData(iItem);
+                int index = (int)m_WatchListCtrl.GetItemData(iItem);
                 CScanResult * presult = &m_WatchList[index];
                 // TODO: prompt for size change if string is too long
                 presult->SetMemoryValueFromString(m_SetValueDlg.GetEnteredString().c_str());
@@ -923,7 +923,7 @@ LRESULT CDebugMemorySearch::OnWatchListPopupChangeDescription(WORD /*wNotifyCode
 
             if (bSelected)
             {
-                int index = m_WatchListCtrl.GetItemData(iItem);
+                int index = (int)m_WatchListCtrl.GetItemData(iItem);
                 CScanResult * presult = &m_WatchList[index];
                 stdstr description = m_SetValueDlg.GetEnteredString();
                 presult->SetDescription(description.c_str());
@@ -970,7 +970,7 @@ LRESULT CDebugMemorySearch::OnWatchListPopupChangeType(WORD /*wNotifyCode*/, WOR
 
             if (bSelected)
             {
-                int index = m_WatchListCtrl.GetItemData(iItem);
+                int index = (int)m_WatchListCtrl.GetItemData(iItem);
                 CScanResult * presult = &m_WatchList[index];
 
                 if (presult->IsStringType())
@@ -1012,7 +1012,7 @@ LRESULT CDebugMemorySearch::OnWatchListPopupChangeAddress(WORD /*wNotifyCode*/,
 
             if (bSelected)
             {
-                int index = m_WatchListCtrl.GetItemData(iItem);
+                int index = (int)m_WatchListCtrl.GetItemData(iItem);
                 CScanResult * presult = &m_WatchList[index];
                 presult->SetAddressSafe(newAddr);
                 m_WatchListCtrl.SetItemText(iItem, WatchListCtrl_Col_Address, newAddrStr.ToUTF16().c_str());
@@ -1043,7 +1043,7 @@ LRESULT CDebugMemorySearch::OnWatchListPopupChangeAddressBy(WORD /*wNotifyCode*/
 
             if (bSelected)
             {
-                int index = m_WatchListCtrl.GetItemData(iItem);
+                int index = (int)m_WatchListCtrl.GetItemData(iItem);
                 CScanResult * presult = &m_WatchList[index];
                 uint32_t newAddr = presult->m_Address + offset;
                 if (presult->SetAddressSafe(newAddr))
@@ -1375,7 +1375,7 @@ void CDebugMemorySearch::RemoveSelectedWatchListItems(void)
 
         if (bSelected)
         {
-            int index = m_WatchListCtrl.GetItemData(iItem);
+            int index = (int)m_WatchListCtrl.GetItemData(iItem);
             RemoveWatchListItem(index);
         }
     }
@@ -1398,7 +1398,7 @@ CScanResult * CDebugMemorySearch::GetFirstSelectedScanResult(void)
         return nullptr;
     }
 
-    int index = m_ResultsListCtrl.GetItemData(iItem);
+    int index = (int)m_ResultsListCtrl.GetItemData(iItem);
     CScanResult * presult = m_MemoryScanner.GetResult(index);
     return presult;
 }
@@ -1412,7 +1412,7 @@ CScanResult * CDebugMemorySearch::GetFirstSelectedWatchListResult(void)
         return nullptr;
     }
 
-    int index = m_WatchListCtrl.GetItemData(iItem);
+    int index = (int)m_WatchListCtrl.GetItemData(iItem);
     CScanResult * presult = &m_WatchList[index];
     return presult;
 }
@@ -1777,7 +1777,7 @@ void CDebugMemorySearch::UpdateResultsList(bool bUpdateScrollbar, bool bResetScr
     if (bUpdateScrollbar)
     {
         bool bCanDisplayAll = (numVisibleRows >= numResults);
-        int scrollRangeMax = bCanDisplayAll ? 0 : numResults - numVisibleRows;
+        int scrollRangeMax = bCanDisplayAll ? 0 : (int)((INT_PTR)(numResults - numVisibleRows));
 
         m_ResultsScrollbar.EnableWindow(!bCanDisplayAll);
         m_ResultsScrollbar.SetScrollRange(0, scrollRangeMax, false);
@@ -1824,7 +1824,7 @@ void CDebugMemorySearch::UpdateResultsList(bool bUpdateScrollbar, bool bResetScr
     m_ResultsListCtrl.SetRedraw(TRUE);
 
     char szNumResults[32];
-    sprintf(szNumResults, "Results (%d)", numResults);
+    sprintf(szNumResults, "Results (%d)", (int)((INT_PTR)numResults));
     ::SetWindowTextA(GetDlgItem(IDC_NUM_RESULTS), szNumResults);
 }
 
@@ -1836,7 +1836,7 @@ void CDebugMemorySearch::UpdateWatchList(bool bUpdateScrollbar)
     if (bUpdateScrollbar)
     {
         bool bCanDisplayAll = (numVisibleRows >= numEntries);
-        int scrollRangeMax = bCanDisplayAll ? 0 : numEntries - numVisibleRows;
+        int scrollRangeMax = bCanDisplayAll ? 0 : (int)((INT_PTR)(numEntries - numVisibleRows));
 
         m_WatchListScrollbar.SetScrollRange(0, scrollRangeMax, false);
         m_WatchListScrollbar.SetScrollPos(0, true);
@@ -2018,7 +2018,7 @@ void CDebugMemorySearch::FlushWatchList(void)
         stdstr line = stdstr_f("%c,%08X,%s,%s,%s\n",
                                cAddrType, presult->m_Address, pSzValueType, szDisplayFormat, presult->GetDescription());
 
-        m_WatchListFile.Write(line.c_str(), line.length());
+        m_WatchListFile.Write(line.c_str(), (uint32_t)((INT_PTR)(line.length())));
     }
 
     m_WatchListFile.Close();
diff --git a/Source/Project64/UserInterface/Debugger/Debugger-RegisterTabData.h b/Source/Project64/UserInterface/Debugger/Debugger-RegisterTabData.h
index d439a3136..1c4386a73 100644
--- a/Source/Project64/UserInterface/Debugger/Debugger-RegisterTabData.h
+++ b/Source/Project64/UserInterface/Debugger/Debugger-RegisterTabData.h
@@ -22,12 +22,12 @@ struct TabRecord
 
     int GetLabelIndex(WORD ctrl) const
     {
-        for (int i = 0, end = FieldCount; i < end; i++)
+        for (size_t i = 0, end = FieldCount; i < end; i++)
         {
             const FieldPair * pair = (Fields + i);
             if (pair->LabelId == ctrl)
             {
-                return i;
+                return (int)((INT_PTR)i);
             }
         }
         return -1;
@@ -35,12 +35,12 @@ struct TabRecord
 
     int GetEditIndex(WORD ctrl) const
     {
-        for (int i = 0, end = FieldCount; i < end; i++)
+        for (size_t i = 0, end = FieldCount; i < end; i++)
         {
             const FieldPair * pair = (Fields + i);
             if (pair->EditId == ctrl)
             {
-                return i;
+                return (int)((INT_PTR)i);
             }
         }
         return -1;
diff --git a/Source/Project64/UserInterface/Debugger/Debugger-RegisterTabs.cpp b/Source/Project64/UserInterface/Debugger/Debugger-RegisterTabs.cpp
index ddc2db04c..8c8e3b154 100644
--- a/Source/Project64/UserInterface/Debugger/Debugger-RegisterTabs.cpp
+++ b/Source/Project64/UserInterface/Debugger/Debugger-RegisterTabs.cpp
@@ -102,23 +102,23 @@ void CRegisterTabs::RefreshEdits()
 {
     if (g_Reg == nullptr)
     {
-        ZeroRegisterEdits64(m_GPREdits, TabData::GPR.FieldCount);
+        ZeroRegisterEdits64(m_GPREdits, (int)((INT_PTR)(TabData::GPR.FieldCount)));
         ZeroRegisterEdit64(m_HIEdit);
         ZeroRegisterEdit64(m_LOEdit);
-        ZeroRegisterEdits(m_FPREdits, TabData::FPR.FieldCount);
+        ZeroRegisterEdits(m_FPREdits, (int)((INT_PTR)(TabData::FPR.FieldCount)));
         ZeroRegisterEdit(m_FCSREdit);
-        ZeroRegisterEdits(m_COP0Edits, TabData::COP0.FieldCount);
-        ZeroRegisterEdits(m_RDRAMEdits, TabData::RDRAM.FieldCount);
-        ZeroRegisterEdits(m_SPEdits, TabData::SP.FieldCount);
+        ZeroRegisterEdits(m_COP0Edits, (int)((INT_PTR)(TabData::COP0.FieldCount)));
+        ZeroRegisterEdits(m_RDRAMEdits, (int)((INT_PTR)(TabData::RDRAM.FieldCount)));
+        ZeroRegisterEdits(m_SPEdits, (int)((INT_PTR)(TabData::SP.FieldCount)));
         ZeroRegisterEdit(m_SPPCEdit);
-        ZeroRegisterEdits(m_DPCEdits, TabData::DPC.FieldCount);
-        ZeroRegisterEdits(m_MIEdits, TabData::MI.FieldCount);
-        ZeroRegisterEdits(m_VIEdits, TabData::VI.FieldCount);
-        ZeroRegisterEdits(m_AIEdits, TabData::AI.FieldCount);
-        ZeroRegisterEdits(m_PIEdits, TabData::PI.FieldCount);
-        ZeroRegisterEdits(m_RIEdits, TabData::RI.FieldCount);
-        ZeroRegisterEdits(m_SIEdits, TabData::SI.FieldCount);
-        ZeroRegisterEdits(m_DDEdits, TabData::DD.FieldCount);
+        ZeroRegisterEdits(m_DPCEdits, (int)((INT_PTR)(TabData::DPC.FieldCount)));
+        ZeroRegisterEdits(m_MIEdits, (int)((INT_PTR)(TabData::MI.FieldCount)));
+        ZeroRegisterEdits(m_VIEdits, (int)((INT_PTR)(TabData::VI.FieldCount)));
+        ZeroRegisterEdits(m_AIEdits, (int)((INT_PTR)(TabData::AI.FieldCount)));
+        ZeroRegisterEdits(m_PIEdits, (int)((INT_PTR)(TabData::PI.FieldCount)));
+        ZeroRegisterEdits(m_RIEdits, (int)((INT_PTR)(TabData::RI.FieldCount)));
+        ZeroRegisterEdits(m_SIEdits, (int)((INT_PTR)(TabData::SI.FieldCount)));
+        ZeroRegisterEdits(m_DDEdits, (int)((INT_PTR)(TabData::DD.FieldCount)));
         return;
     }
 
@@ -739,7 +739,7 @@ CWindow CRegisterTabs::AddTab(char * caption, int dialogId, DLGPROC dlgProc)
 
     m_TabWindows.push_back(tabWin);
 
-    int index = m_TabWindows.size() - 1;
+    int index = (int)((INT_PTR)(m_TabWindows.size() - 1));
 
     if (index == 0)
     {
@@ -782,7 +782,7 @@ void CRegisterTabs::InitRegisterEdit(CWindow & tab, CEditNumber32 & edit, FieldP
 
 void CRegisterTabs::InitRegisterEdits(CWindow & tab, CEditNumber32 * edits, const TabRecord * ctrlIds)
 {
-    for (int i = 0, n = ctrlIds->FieldCount; i < n; i++)
+    for (size_t i = 0, n = ctrlIds->FieldCount; i < n; i++)
     {
         InitRegisterEdit(tab, edits[i], ctrlIds->Fields[i]);
     }
@@ -795,7 +795,7 @@ void CRegisterTabs::InitRegisterEdit64(CWindow & tab, CEditReg64 & edit, FieldPa
 
 void CRegisterTabs::InitRegisterEdits64(CWindow & tab, CEditReg64 * edits, const TabRecord * ctrlIds)
 {
-    for (int i = 0, n = ctrlIds->FieldCount; i < n; i++)
+    for (size_t i = 0, n = ctrlIds->FieldCount; i < n; i++)
     {
         InitRegisterEdit64(tab, edits[i], ctrlIds->Fields[i]);
     }
@@ -987,12 +987,12 @@ LRESULT CEditReg64::OnChar(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL & bHand
 
     if (isalpha(charCode) && !isupper(charCode))
     {
-        SendMessage(uMsg, toupper(wParam), lParam);
+        SendMessage(uMsg, toupper((int)(UINT_PTR)(wParam)), lParam);
         return 0;
     }
 
     std::string text = GetCWindowText(*this);
-    int textLen = text.size();
+    size_t textLen = text.size();
 
     if (textLen >= 17)
     {
diff --git a/Source/Project64/UserInterface/Debugger/Debugger-Scripts.cpp b/Source/Project64/UserInterface/Debugger/Debugger-Scripts.cpp
index 64f94aa9c..274b36146 100644
--- a/Source/Project64/UserInterface/Debugger/Debugger-Scripts.cpp
+++ b/Source/Project64/UserInterface/Debugger/Debugger-Scripts.cpp
@@ -199,7 +199,7 @@ void CDebugScripts::ConsoleCopy()
         return;
     }
 
-    m_ConOutputEdit.GetWindowText(memBuf, nChars);
+    m_ConOutputEdit.GetWindowText(memBuf, (int)((INT_PTR)(nChars)));
 
     GlobalUnlock(hMem);
     SetClipboardData(CF_UNICODETEXT, hMem);
@@ -358,7 +358,7 @@ LRESULT CDebugScripts::OnScriptListCustomDraw(NMHDR * pNMHDR)
         return CDRF_DODEFAULT;
     }
 
-    DWORD nItem = pLVCD->nmcd.dwItemSpec;
+    DWORD nItem = (DWORD)pLVCD->nmcd.dwItemSpec;
 
     wchar_t scriptName[MAX_PATH];
     m_ScriptList.GetItemText(nItem, 1, scriptName, MAX_PATH);
@@ -533,7 +533,7 @@ LRESULT CDebugScripts::OnInputSpecialKey(NMHDR * pNMHDR)
         {
             wchar_t * code = m_InputHistory[--m_InputHistoryIndex];
             m_ConInputEdit.SetWindowText(code);
-            int selEnd = wcslen(code);
+            int selEnd = (int)((INT_PTR)wcslen(code));
             m_ConInputEdit.SetSel(selEnd, selEnd);
         }
 
@@ -553,7 +553,7 @@ LRESULT CDebugScripts::OnInputSpecialKey(NMHDR * pNMHDR)
         {
             wchar_t * code = m_InputHistory[m_InputHistoryIndex];
             m_ConInputEdit.SetWindowText(code);
-            int selEnd = wcslen(code);
+            int selEnd = (int)((INT_PTR)(wcslen(code)));
             m_ConInputEdit.SetSel(selEnd, selEnd);
         }
         else
@@ -574,7 +574,7 @@ LRESULT CDebugScripts::OnInputSpecialKey(NMHDR * pNMHDR)
         }
 
         wchar_t * code = new wchar_t[codeLength + 1];
-        m_ConInputEdit.GetWindowText(code, codeLength + 1);
+        m_ConInputEdit.GetWindowText(code, (int)((INT_PTR)(codeLength + 1)));
         m_ConInputEdit.SetWindowText(L"");
 
         SendInput(m_SelectedScriptName.c_str(), stdstr().FromUTF16(code).c_str());
diff --git a/Source/Project64/UserInterface/Debugger/Debugger-StackTrace.cpp b/Source/Project64/UserInterface/Debugger/Debugger-StackTrace.cpp
index 1f592bd4a..55bb45d22 100644
--- a/Source/Project64/UserInterface/Debugger/Debugger-StackTrace.cpp
+++ b/Source/Project64/UserInterface/Debugger/Debugger-StackTrace.cpp
@@ -67,7 +67,7 @@ LRESULT CDebugStackTrace::OnListDblClicked(NMHDR * pNMHDR)
     NMITEMACTIVATE * pIA = reinterpret_cast<NMITEMACTIVATE *>(pNMHDR);
     int nItem = pIA->iItem;
 
-    uint32_t address = m_List.GetItemData(nItem);
+    uint32_t address = (uint32_t)((INT_PTR)(m_List.GetItemData(nItem)));
 
     m_Debugger->Debug_ShowCommandsLocation(address, true);
 
diff --git a/Source/Project64/UserInterface/Debugger/Debugger-Symbols.cpp b/Source/Project64/UserInterface/Debugger/Debugger-Symbols.cpp
index 5c2a4fb2b..997890ae2 100644
--- a/Source/Project64/UserInterface/Debugger/Debugger-Symbols.cpp
+++ b/Source/Project64/UserInterface/Debugger/Debugger-Symbols.cpp
@@ -293,7 +293,7 @@ LRESULT CDebugSymbols::OnListGetDispInfo(NMHDR * pNMHDR)
 
     if (!m_bFiltering)
     {
-        index -= m_SymbolCacheStartIndex;
+        index -= (int)((INT_PTR)m_SymbolCacheStartIndex);
     }
 
     switch (plvdi->item.iSubItem)
@@ -359,7 +359,7 @@ LRESULT CDebugSymbols::OnFilterChanged(WORD /*wNotifyCode*/, WORD /*wID*/, HWND
 
     UpdateFilteredSymbols();
 
-    m_SymbolsListView.SetItemCount(m_FilteredSymbols.size());
+    m_SymbolsListView.SetItemCount((int)((INT_PTR)m_FilteredSymbols.size()));
     return FALSE;
 }
 
@@ -426,7 +426,7 @@ void CDebugSymbols::Refresh()
     if (m_bFiltering)
     {
         UpdateFilteredSymbols();
-        numSymbols = m_FilteredSymbols.size();
+        numSymbols = (int)((INT_PTR)m_FilteredSymbols.size());
     }
     else
     {
@@ -440,7 +440,7 @@ int CDebugSymbols::GetListItemSymbolId(int nItem)
 {
     if (m_bFiltering)
     {
-        if (nItem >= m_FilteredSymbols.size())
+        if (nItem >= (int)m_FilteredSymbols.size())
         {
             g_Notify->BreakPoint(__FILE__, __LINE__);
         }
diff --git a/Source/Project64/UserInterface/Debugger/Debugger-ViewMemory.cpp b/Source/Project64/UserInterface/Debugger/Debugger-ViewMemory.cpp
index ef82db49a..c74cc1622 100644
--- a/Source/Project64/UserInterface/Debugger/Debugger-ViewMemory.cpp
+++ b/Source/Project64/UserInterface/Debugger/Debugger-ViewMemory.cpp
@@ -991,10 +991,10 @@ LRESULT CDebugMemoryView::OnHxPaste(LPNMHDR lpNMHDR)
         size_t length = strlen(text);
         for (size_t i = 0; i < length; i++)
         {
-            SetByte(nmp->address + i, text[i]);
+            SetByte((int)((INT_PTR)(nmp->address + i)), text[i]);
         }
 
-        retDataLength = length;
+        retDataLength = (int)((INT_PTR)(length));
     }
 
     GlobalUnlock(hData);
@@ -1093,7 +1093,7 @@ void CDebugMemoryView::OpenNewTab(uint32_t address, bool bVirtual, int numBytesP
         {
             if (m_TabData[i].address == address && m_TabData[i].bVirtual == bVirtual)
             {
-                m_TabCtrl.SetCurSel(i);
+                m_TabCtrl.SetCurSel((int)((INT_PTR)(i)));
                 TabSelChanged();
                 return;
             }
diff --git a/Source/Project64/UserInterface/Debugger/Debugger-ViewMemory.h b/Source/Project64/UserInterface/Debugger/Debugger-ViewMemory.h
index 339d82a1b..24239c8ce 100644
--- a/Source/Project64/UserInterface/Debugger/Debugger-ViewMemory.h
+++ b/Source/Project64/UserInterface/Debugger/Debugger-ViewMemory.h
@@ -42,7 +42,7 @@ private:
     void OnRButtonDown(UINT /*nFlags*/, CPoint point)
     {
         TCHITTESTINFO ht = {point, 0};
-        int nItem = ::SendMessage(m_hWnd, TCM_HITTEST, 0, (LPARAM)&ht);
+        int nItem = (int)((INT_PTR)::SendMessage(m_hWnd, TCM_HITTEST, 0, (LPARAM)&ht));
         if (nItem != -1)
         {
             m_nItemRClick = nItem;
@@ -52,7 +52,7 @@ private:
     void OnRButtonUp(UINT /*nFlags*/, CPoint point)
     {
         TCHITTESTINFO ht = {point, 0};
-        int nItem = ::SendMessage(m_hWnd, TCM_HITTEST, 0, (LPARAM)&ht);
+        int nItem = (int)((INT_PTR)::SendMessage(m_hWnd, TCM_HITTEST, 0, (LPARAM)&ht));
         if (nItem != -1 && nItem == m_nItemRClick)
         {
             NMMTRCLICK nmrc = {{m_hWnd, (UINT_PTR)::GetDlgCtrlID(m_hWnd), MTCN_RCLICK}, nItem};
diff --git a/Source/Project64/UserInterface/Debugger/MemoryScanner.cpp b/Source/Project64/UserInterface/Debugger/MemoryScanner.cpp
index 1a4412e7b..8ed1b4e84 100644
--- a/Source/Project64/UserInterface/Debugger/MemoryScanner.cpp
+++ b/Source/Project64/UserInterface/Debugger/MemoryScanner.cpp
@@ -244,7 +244,7 @@ int CScanResult::GetMemoryValueString(char * buffer, size_t size, bool bIgnoreHe
                 out += sprintf(out, "%02X", mem[ipaddr]);
             }
             *out = '\0';
-            return out - buffer;
+            return (int)((INT_PTR)(out - buffer));
         }
         else
         {
diff --git a/Source/Project64/UserInterface/Debugger/ScriptAPI/JSSocketWorker.cpp b/Source/Project64/UserInterface/Debugger/ScriptAPI/JSSocketWorker.cpp
index 63cea6df6..66cd633be 100644
--- a/Source/Project64/UserInterface/Debugger/ScriptAPI/JSSocketWorker.cpp
+++ b/Source/Project64/UserInterface/Debugger/ScriptAPI/JSSocketWorker.cpp
@@ -285,7 +285,7 @@ void CJSSocketWorker::ProcSendData()
     CGuard guard(m_Queue.cs);
     BufferedWrite & bufferedWrite = m_Queue.writes.front();
 
-    int avail = bufferedWrite.data.size() - bufferedWrite.offset;
+    int avail = (int)((UINT_PTR)(bufferedWrite.data.size() - bufferedWrite.offset));
     int numBytesSent = send(m_Socket, &bufferedWrite.data[bufferedWrite.offset], avail, 0);
 
     if (numBytesSent >= 0)
diff --git a/Source/Project64/UserInterface/Debugger/ScriptAPI/N64Image.cpp b/Source/Project64/UserInterface/Debugger/ScriptAPI/N64Image.cpp
index 9e24187e4..fe1474468 100644
--- a/Source/Project64/UserInterface/Debugger/ScriptAPI/N64Image.cpp
+++ b/Source/Project64/UserInterface/Debugger/ScriptAPI/N64Image.cpp
@@ -297,7 +297,7 @@ int CN64Image::UpdatePixelsAndPaletteFromBitmap()
 {
     if (m_bUsePalette)
     {
-        m_PaletteData.resize(1 << m_PixelSize);
+        m_PaletteData.resize(((ULONG_PTR)1) << m_PixelSize);
 
         std::vector<uint16_t> newPalette;
         std::map<uint16_t, size_t> colorIndexMap;
@@ -316,7 +316,7 @@ int CN64Image::UpdatePixelsAndPaletteFromBitmap()
             }
             else
             {
-                if (newPalette.size() > (size_t)(1 << m_PixelSize))
+                if (newPalette.size() > (size_t)((ULONG_PTR)(1) << m_PixelSize))
                 {
                     return N64IMG_TOO_MANY_COLORS;
                 }
@@ -329,7 +329,7 @@ int CN64Image::UpdatePixelsAndPaletteFromBitmap()
 
         for (size_t nPixel = 0; nPixel < indices.size(); nPixel++)
         {
-            SetTexel(nPixel, indices[nPixel]);
+            SetTexel(nPixel, (int)((ULONG_PTR)(indices[nPixel])));
         }
 
         m_PaletteData.resize(newPalette.size());
diff --git a/Source/Project64/UserInterface/Debugger/ScriptAPI/N64Image_PNG.cpp b/Source/Project64/UserInterface/Debugger/ScriptAPI/N64Image_PNG.cpp
index 79b9a0b0e..8af3c7c24 100644
--- a/Source/Project64/UserInterface/Debugger/ScriptAPI/N64Image_PNG.cpp
+++ b/Source/Project64/UserInterface/Debugger/ScriptAPI/N64Image_PNG.cpp
@@ -112,7 +112,7 @@ void CN64Image::WritePNG(uint8_t * rgba32, size_t width, size_t height, std::vec
         return;
     }
 
-    png_set_IHDR(png_ptr, info_ptr, width, height,
+    png_set_IHDR(png_ptr, info_ptr, (int)((UINT_PTR)width), (int)((UINT_PTR)height),
                  8, PNG_COLOR_TYPE_RGBA, PNG_INTERLACE_NONE,
                  PNG_COMPRESSION_TYPE_BASE, PNG_FILTER_TYPE_BASE);
 
diff --git a/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI.cpp b/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI.cpp
index 79b70fb6f..3e95d8287 100644
--- a/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI.cpp
+++ b/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI.cpp
@@ -389,7 +389,7 @@ JSAppCallbackID ScriptAPI::AddAppCallback(duk_context * ctx, JSAppHookID hookId,
     duk_push_object(ctx);
     duk_push_number(ctx, hookId);
     duk_put_prop_string(ctx, -2, "hookId");
-    duk_push_number(ctx, callbackId);
+    duk_push_number(ctx, (int)((UINT_PTR)callbackId));
     duk_put_prop_string(ctx, -2, "callbackId");
     duk_push_heapptr(ctx, callback.m_DukFuncHeapPtr);
     duk_put_prop_string(ctx, -2, "func");
@@ -397,7 +397,7 @@ JSAppCallbackID ScriptAPI::AddAppCallback(duk_context * ctx, JSAppHookID hookId,
     duk_push_c_function(ctx, js__AppCallbackFinalizer, 1);
     duk_set_finalizer(ctx, -2);
 
-    duk_put_prop_index(ctx, -2, callbackId);
+    duk_put_prop_index(ctx, -2, (int)((UINT_PTR)callbackId));
 
     duk_pop(ctx);
 
@@ -407,12 +407,12 @@ JSAppCallbackID ScriptAPI::AddAppCallback(duk_context * ctx, JSAppHookID hookId,
 bool ScriptAPI::RemoveAppCallback(duk_context * ctx, JSAppCallbackID callbackId)
 {
     duk_get_global_string(ctx, HS_gAppCallbacks);
-    duk_bool_t bExists = duk_has_prop_index(ctx, -1, callbackId);
+    duk_bool_t bExists = duk_has_prop_index(ctx, -1, (int)((UINT_PTR)callbackId));
 
     if (bExists)
     {
         // will invoke CallbackFinalizer
-        duk_del_prop_index(ctx, -1, callbackId);
+        duk_del_prop_index(ctx, -1, (int)((UINT_PTR)callbackId));
     }
 
     duk_pop(ctx);
@@ -580,13 +580,13 @@ duk_ret_t ScriptAPI::js__Emitter_on(duk_context * ctx)
     duk_get_prop_string(ctx, -2, HS_emitterNextListenerId);
     duk_size_t nextIdx = duk_get_int(ctx, -1);
     duk_pop(ctx);
-    duk_push_int(ctx, nextIdx + 1);
+    duk_push_int(ctx, (int)((UINT_PTR)nextIdx + 1));
     duk_put_prop_string(ctx, -3, HS_emitterNextListenerId);
 
     duk_get_prop_string(ctx, -1, eventName);
 
     duk_pull(ctx, 1);
-    duk_put_prop_index(ctx, -2, nextIdx);
+    duk_put_prop_index(ctx, -2, (int)((UINT_PTR)nextIdx));
 
     duk_push_this(ctx);
     return 1;
@@ -706,7 +706,7 @@ void ScriptAPI::RegisterNativeModule(duk_context * ctx, HMODULE hModule)
     duk_put_prop_string(ctx, -2, "modPtr");
     duk_push_c_function(ctx, js__NativeModuleFinalizer, 1);
     duk_set_finalizer(ctx, -2);
-    duk_put_prop_index(ctx, -2, index);
+    duk_put_prop_index(ctx, -2, (int)((UINT_PTR)index));
     duk_pop(ctx);
 }
 
@@ -769,7 +769,7 @@ bool ScriptAPI::PrivateCallAllowed(duk_context * ctx)
         return false;
     }
 
-    bool bAllowed = duk_get_boolean(ctx, -1);
+    bool bAllowed = duk_get_boolean(ctx, -1) != 0;
     duk_pop(ctx);
     return bAllowed;
 }
diff --git a/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI_N64Image.cpp b/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI_N64Image.cpp
index 24fea012a..463e25c68 100644
--- a/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI_N64Image.cpp
+++ b/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI_N64Image.cpp
@@ -70,8 +70,8 @@ static void InitImageObjectProps(duk_context * ctx, duk_idx_t idx, CN64Image * i
         {HS_n64ImagePtr, DukPointer(image)},
         {"pixels", DukDupIndex(pixels_idx)},
         {"palette", DukDupIndex(palette_idx)},
-        {"width", DukUInt(image->Width())},
-        {"height", DukUInt(image->Height())},
+        {"width", DukUInt((int)((UINT_PTR)image->Width()))},
+        {"height", DukUInt((int)((UINT_PTR)image->Height()))},
         {nullptr},
     };
 
diff --git a/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI_Socket.cpp b/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI_Socket.cpp
index ae4c12bc7..9716d7caf 100644
--- a/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI_Socket.cpp
+++ b/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI_Socket.cpp
@@ -48,7 +48,7 @@ duk_ret_t ScriptAPI::js_Socket__constructor(duk_context * ctx)
         if (duk_has_prop_string(ctx, 0, "allowHalfOpen"))
         {
             duk_get_prop_string(ctx, 0, "allowHalfOpen");
-            bAllowHalfOpen = (bool)duk_get_boolean_default(ctx, -1, 0);
+            bAllowHalfOpen = duk_get_boolean_default(ctx, -1, 0) != 0;
             duk_pop(ctx);
         }
     }
@@ -191,7 +191,7 @@ duk_ret_t ScriptAPI::js_Socket__invokeWriteEndCallbacks(duk_context * ctx)
     duk_size_t numCallbacks = duk_get_length(ctx, -1);
     for (duk_size_t i = 0; i < numCallbacks; i++)
     {
-        duk_get_prop_index(ctx, -1, i);
+        duk_get_prop_index(ctx, -1, (int)((UINT_PTR)i));
         duk_dup(ctx, -3);
 
         if (duk_pcall_method(ctx, 0) != 0)
@@ -315,6 +315,6 @@ void RegisterWriteEndCallback(duk_context * ctx, duk_idx_t idx)
     duk_get_prop_string(ctx, -1, HS_socketWriteEndCallbacks);
     duk_size_t callbackIdx = duk_get_length(ctx, -1);
     duk_dup(ctx, idx);
-    duk_put_prop_index(ctx, -2, callbackIdx);
+    duk_put_prop_index(ctx, -2, (int)((UINT_PTR)callbackIdx));
     duk_pop(ctx);
 }
diff --git a/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI_events.cpp b/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI_events.cpp
index 8e954e61b..3c66041eb 100644
--- a/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI_events.cpp
+++ b/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI_events.cpp
@@ -75,7 +75,7 @@ duk_ret_t ScriptAPI::js_events_onstatechange(duk_context * ctx)
 
     JSAppCallbackID callbackId = AddAppCallback(ctx, 0, JS_HOOK_EMUSTATECHANGE,
                                                 CbArgs_EmuStateChangeEventObject);
-    duk_push_uint(ctx, callbackId);
+    duk_push_uint(ctx, (int)((UINT_PTR)callbackId));
     return 1;
 }
 
@@ -95,7 +95,7 @@ duk_ret_t ScriptAPI::js_events_onexec(duk_context * ctx)
 
     JSAppCallbackID callbackId = AddAppCallback(ctx, JS_HOOK_CPU_EXEC, cb);
 
-    duk_push_uint(ctx, callbackId);
+    duk_push_uint(ctx, (int)((UINT_PTR)callbackId));
     return 1;
 }
 
@@ -115,7 +115,7 @@ duk_ret_t ScriptAPI::js_events_onread(duk_context * ctx)
 
     JSAppCallbackID callbackId = AddAppCallback(ctx, JS_HOOK_CPU_READ, cb);
 
-    duk_push_uint(ctx, callbackId);
+    duk_push_uint(ctx, (int)((UINT_PTR)callbackId));
     return 1;
 }
 
@@ -135,7 +135,7 @@ duk_ret_t ScriptAPI::js_events_onwrite(duk_context * ctx)
 
     JSAppCallbackID callbackId = AddAppCallback(ctx, JS_HOOK_CPU_WRITE, cb);
 
-    duk_push_uint(ctx, callbackId);
+    duk_push_uint(ctx, (int)((UINT_PTR)callbackId));
     return 1;
 }
 
@@ -160,7 +160,7 @@ duk_ret_t ScriptAPI::js_events_onopcode(duk_context * ctx)
 
     JSAppCallbackID callbackId = AddAppCallback(ctx, JS_HOOK_CPU_EXEC, cb);
 
-    duk_push_uint(ctx, callbackId);
+    duk_push_uint(ctx, (int)((UINT_PTR)callbackId));
     return 1;
 }
 
@@ -182,7 +182,7 @@ duk_ret_t ScriptAPI::js_events_ongprvalue(duk_context * ctx)
 
     JSAppCallbackID callbackId = AddAppCallback(ctx, JS_HOOK_CPU_EXEC, cb);
 
-    duk_push_uint(ctx, callbackId);
+    duk_push_uint(ctx, (int)((UINT_PTR)callbackId));
     return 1;
 }
 
@@ -191,7 +191,7 @@ duk_ret_t ScriptAPI::js_events_onpifread(duk_context * ctx)
     CheckArgs(ctx, {Arg_Function});
 
     JSAppCallbackID callbackId = AddAppCallback(ctx, 0, JS_HOOK_PIFREAD, CbArgs_GenericEventObject);
-    duk_push_uint(ctx, callbackId);
+    duk_push_uint(ctx, (int)((UINT_PTR)callbackId));
     return 1;
 }
 
@@ -200,7 +200,7 @@ duk_ret_t ScriptAPI::js_events_onsptask(duk_context * ctx)
     CheckArgs(ctx, {Arg_Function});
 
     JSAppCallbackID callbackId = AddAppCallback(ctx, 0, JS_HOOK_RSPTASK, CbArgs_SPTaskEventObject);
-    duk_push_uint(ctx, callbackId);
+    duk_push_uint(ctx, (int)((UINT_PTR)callbackId));
     return 1;
 }
 
@@ -209,7 +209,7 @@ duk_ret_t ScriptAPI::js_events_onpidma(duk_context * ctx)
     CheckArgs(ctx, {Arg_Function});
 
     JSAppCallbackID callbackId = AddAppCallback(ctx, 0, JS_HOOK_PIDMA, CbArgs_PIEventObject);
-    duk_push_uint(ctx, callbackId);
+    duk_push_uint(ctx, (int)((UINT_PTR)callbackId));
     return 1;
 }
 
@@ -218,7 +218,7 @@ duk_ret_t ScriptAPI::js_events_onmouseup(duk_context * ctx)
     CheckArgs(ctx, {Arg_Function});
 
     JSAppCallbackID callbackId = AddAppCallback(ctx, 0, JS_HOOK_MOUSEUP, CbArgs_MouseEventObject);
-    duk_push_uint(ctx, callbackId);
+    duk_push_uint(ctx, (int)((UINT_PTR)callbackId));
     return 1;
 }
 
@@ -227,7 +227,7 @@ duk_ret_t ScriptAPI::js_events_onmousedown(duk_context * ctx)
     CheckArgs(ctx, {Arg_Function});
 
     JSAppCallbackID callbackId = AddAppCallback(ctx, 0, JS_HOOK_MOUSEDOWN, CbArgs_MouseEventObject);
-    duk_push_uint(ctx, callbackId);
+    duk_push_uint(ctx, (int)((UINT_PTR)callbackId));
     return 1;
 }
 
@@ -236,7 +236,7 @@ duk_ret_t ScriptAPI::js_events_onmousemove(duk_context * ctx)
     CheckArgs(ctx, {Arg_Function});
 
     JSAppCallbackID callbackId = AddAppCallback(ctx, 0, JS_HOOK_MOUSEMOVE, CbArgs_MouseEventObject);
-    duk_push_uint(ctx, callbackId);
+    duk_push_uint(ctx, (int)((UINT_PTR)callbackId));
     return 1;
 }
 
@@ -332,7 +332,7 @@ duk_idx_t CbArgs_EmuStateChangeEventObject(duk_context * ctx, void * _env)
     SetDummyConstructor(ctx, -1, "EmuStateChangeEvent");
 
     const DukPropListEntry props[] = {
-        {"callbackId", DukUInt(inst->CallbackId())},
+        {"callbackId", DukUInt((int)((UINT_PTR)inst->CallbackId()))},
         {"state", DukUInt(env->state)},
         {nullptr},
     };
@@ -349,7 +349,7 @@ duk_idx_t CbArgs_GenericEventObject(duk_context * ctx, void * /*_env*/)
     SetDummyConstructor(ctx, -1, "GenericEvent");
 
     const DukPropListEntry props[] = {
-        {"callbackId", DukUInt(inst->CallbackId())},
+        {"callbackId", DukUInt((int)((UINT_PTR)inst->CallbackId()))},
         {nullptr},
     };
 
@@ -366,7 +366,7 @@ duk_idx_t CbArgs_ExecEventObject(duk_context * ctx, void * _env)
     SetDummyConstructor(ctx, -1, "CPUExecEvent");
 
     const DukPropListEntry props[] = {
-        {"callbackId", DukUInt(inst->CallbackId())},
+        {"callbackId", DukUInt((int)((UINT_PTR)inst->CallbackId()))},
         {"pc", DukUInt(env->pc)},
         {nullptr},
     };
@@ -392,7 +392,7 @@ duk_idx_t CbArgs_ReadEventObject(duk_context * ctx, void * _env)
     SetDummyConstructor(ctx, -1, "CPUReadWriteEvent");
 
     const DukPropListEntry props[] = {
-        {"callbackId", DukUInt(inst->CallbackId())},
+        {"callbackId", DukUInt((int)((UINT_PTR)inst->CallbackId()))},
         {"pc", DukUInt(env->pc)},
         {"address", DukUInt(address)},
         {"reg", DukUInt(rt)},
@@ -543,7 +543,7 @@ duk_idx_t CbArgs_WriteEventObject(duk_context * ctx, void * _env)
     SetDummyConstructor(ctx, -1, "CPUReadWriteEvent");
 
     const DukPropListEntry props[] = {
-        {"callbackId", DukUInt(inst->CallbackId())},
+        {"callbackId", DukUInt((int)((UINT_PTR)inst->CallbackId()))},
         {"pc", DukUInt(env->pc)},
         {"address", DukUInt(address)},
         {"reg", DukUInt(rt)},
@@ -653,7 +653,7 @@ duk_idx_t CbArgs_OpcodeEventObject(duk_context * ctx, void * _env)
     SetDummyConstructor(ctx, -1, "CPUOpcodeEvent");
 
     const DukPropListEntry props[] = {
-        {"callbackId", DukUInt(inst->CallbackId())},
+        {"callbackId", DukUInt((int)((UINT_PTR)inst->CallbackId()))},
         {"pc", DukUInt(env->pc)},
         {"opcode", DukUInt(env->opInfo.m_OpCode.Value)},
         {nullptr},
@@ -672,7 +672,7 @@ duk_idx_t CbArgs_RegValueEventObject(duk_context * ctx, void * _env)
     SetDummyConstructor(ctx, -1, "CPURegValueEvent");
 
     const DukPropListEntry props[] = {
-        {"callbackId", DukUInt(inst->CallbackId())},
+        {"callbackId", DukUInt((int)((UINT_PTR)inst->CallbackId()))},
         {"pc", DukUInt(env->pc)},
         {"value", DukUInt(g_Reg->m_GPR[env->outAffectedRegIndex].UW[0])},
         {"reg", DukUInt(env->outAffectedRegIndex)},
@@ -692,7 +692,7 @@ static duk_idx_t CbArgs_MouseEventObject(duk_context * ctx, void * _env)
     SetDummyConstructor(ctx, -1, "MouseEvent");
 
     const DukPropListEntry props[] = {
-        {"callbackId", DukUInt(inst->CallbackId())},
+        {"callbackId", DukUInt((int)((UINT_PTR)inst->CallbackId()))},
         {"button", DukInt(env->button)},
         {"x", DukInt(env->x)},
         {"y", DukInt(env->y)},
@@ -712,7 +712,7 @@ static duk_idx_t CbArgs_SPTaskEventObject(duk_context * ctx, void * _env)
     SetDummyConstructor(ctx, -1, "SPTaskEvent");
 
     const DukPropListEntry props[] = {
-        {"callbackId", DukUInt(inst->CallbackId())},
+        {"callbackId", DukUInt((int)((UINT_PTR)inst->CallbackId()))},
         {"taskType", DukUInt(env->taskType)},
         {"taskFlags", DukUInt(env->taskFlags)},
         {"ucodeBootAddress", DukUInt(env->ucodeBootAddress | 0x80000000)},
@@ -745,7 +745,7 @@ static duk_idx_t CbArgs_PIEventObject(duk_context * ctx, void * _env)
     SetDummyConstructor(ctx, -1, "PIEvent");
 
     const DukPropListEntry props[] = {
-        {"callbackId", DukUInt(inst->CallbackId())},
+        {"callbackId", DukUInt((int)((UINT_PTR)inst->CallbackId()))},
         {"direction", DukUInt(env->direction)},
         {"dramAddress", DukUInt(env->dramAddress | 0x80000000)},
         {"cartAddress", DukUInt(env->cartAddress | 0xA0000000)},
diff --git a/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI_fs.cpp b/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI_fs.cpp
index 5ae62c9fe..83c77376f 100644
--- a/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI_fs.cpp
+++ b/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI_fs.cpp
@@ -533,7 +533,7 @@ static duk_ret_t ReadWriteImpl(duk_context * ctx, fsop op)
 
     if (bHavePos)
     {
-        fseek(fp, position, SEEK_SET);
+        fseek(fp, (long)((UINT_PTR)position), SEEK_SET);
     }
 
     switch (op)
@@ -548,7 +548,7 @@ static duk_ret_t ReadWriteImpl(duk_context * ctx, fsop op)
         return DUK_RET_ERROR;
     }
 
-    duk_push_number(ctx, rc);
+    duk_push_number(ctx, (duk_double_t)((UINT_PTR)rc));
     return 1;
 
 err_invalid_args:
diff --git a/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI_mem.cpp b/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI_mem.cpp
index a28fa1e57..2eacb9783 100644
--- a/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI_mem.cpp
+++ b/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI_mem.cpp
@@ -151,13 +151,13 @@ duk_ret_t ScriptAPI::js_mem_getblock(duk_context * ctx)
         for (size_t i = 0; i < length; i++)
         {
             uint8_t byte;
-            if (inst->Debugger()->DebugLoad_VAddr<uint8_t>(addr + i, byte))
+            if (inst->Debugger()->DebugLoad_VAddr<uint8_t>((uint32_t)((UINT_PTR)addr + i), byte))
             {
                 data[i] = byte;
             }
             else
             {
-                return ThrowMemoryError(ctx, addr + i);
+                return ThrowMemoryError(ctx, (uint32_t)((UINT_PTR)addr + i));
             }
         }
     }
@@ -179,7 +179,7 @@ duk_ret_t ScriptAPI::js_mem_getstring(duk_context * ctx)
     for (size_t i = 0; i < maxLength; i++)
     {
         char c;
-        if (!inst->Debugger()->DebugLoad_VAddr<char>(addr + i, c))
+        if (!inst->Debugger()->DebugLoad_VAddr<char>((uint32_t)((UINT_PTR)addr + i), c))
         {
             return ThrowMemoryError(ctx, addr);
         }
@@ -197,7 +197,7 @@ duk_ret_t ScriptAPI::js_mem_getstring(duk_context * ctx)
 
     for (size_t i = 0; i < length; i++)
     {
-        if (!inst->Debugger()->DebugLoad_VAddr<char>(addr + i, str[i]))
+        if (!inst->Debugger()->DebugLoad_VAddr<char>((uint32_t)((UINT_PTR)addr + i), str[i]))
         {
             delete[] str;
             return ThrowMemoryError(ctx, addr);
@@ -253,9 +253,9 @@ duk_ret_t ScriptAPI::js_mem_setblock(duk_context * ctx)
 
     for (size_t i = 0; i < length; i++)
     {
-        if (!debugger->DebugStore_VAddr(address + i, data[i]))
+        if (!debugger->DebugStore_VAddr((uint32_t)((UINT_PTR)address + i), data[i]))
         {
-            return ThrowMemoryError(ctx, address + i);
+            return ThrowMemoryError(ctx, (uint32_t)((UINT_PTR)address + i));
         }
     }
 
@@ -463,7 +463,7 @@ duk_ret_t ScriptAPI::js_mem_bindstruct(duk_context * ctx)
 
         duk_pop(ctx);
 
-        curAddr += MemTypeSize(type);
+        curAddr += (uint32_t)((UINT_PTR)MemTypeSize(type));
     }
 
     duk_dup(ctx, 0);
diff --git a/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI_pj64.cpp b/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI_pj64.cpp
index a183bb8f4..f21b05286 100644
--- a/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI_pj64.cpp
+++ b/Source/Project64/UserInterface/Debugger/ScriptAPI/ScriptAPI_pj64.cpp
@@ -65,7 +65,7 @@ duk_ret_t ScriptAPI::js_pj64_close(duk_context * /*ctx*/)
 duk_ret_t ScriptAPI::js_pj64_reset(duk_context * ctx)
 {
     CheckArgs(ctx, {Arg_OptBoolean});
-    bool bSoftReset = (bool)duk_get_boolean_default(ctx, 0, (duk_bool_t) false);
+    bool bSoftReset = duk_get_boolean_default(ctx, 0, (duk_bool_t) false) != 0;
 
     HWND hMainWindow = (HWND)g_Plugins->MainWindow()->GetWindowHandle();
     PostMessage(hMainWindow, WM_JSAPI_ACTION, JSAPI_ACT_RESET, (WPARAM)bSoftReset);
@@ -89,7 +89,7 @@ duk_ret_t ScriptAPI::js_pj64_resume(duk_context * /*ctx*/)
 duk_ret_t ScriptAPI::js_pj64_limitfps(duk_context * ctx)
 {
     CheckArgs(ctx, {Arg_Boolean});
-    bool bLimitFps = duk_get_boolean(ctx, 0);
+    bool bLimitFps = duk_get_boolean(ctx, 0) != 0;
     g_Settings->SaveBool(GameRunning_LimitFPS, bLimitFps);
     return 0;
 }
@@ -201,7 +201,7 @@ duk_ret_t ScriptAPI::js_pj64_romInfo__get_headerName(duk_context * ctx)
     char headerName[0x15] = "";
     for (size_t i = 0; i < 0x14; i++)
     {
-        debugger->DebugLoad_VAddr<char>(0xB0000020 + i, headerName[i]);
+        debugger->DebugLoad_VAddr<char>((int)((UINT_PTR)0xB0000020 + i), headerName[i]);
     }
     duk_push_string(ctx, headerName);
     duk_trim(ctx, -1);
diff --git a/Source/Project64/UserInterface/Debugger/ScriptSystem.cpp b/Source/Project64/UserInterface/Debugger/ScriptSystem.cpp
index 99bf9cb86..e9fd2c33a 100644
--- a/Source/Project64/UserInterface/Debugger/ScriptSystem.cpp
+++ b/Source/Project64/UserInterface/Debugger/ScriptSystem.cpp
@@ -202,7 +202,7 @@ void CScriptSystem::UpdateCpuCbListInfo(volatile JSCpuCbListInfo & info, JSAppCa
 {
     uint32_t minAddrStart = 0;
     uint32_t maxAddrEnd = 0;
-    int numCacheEntries = 0;
+    size_t numCacheEntries = 0;
     bool bCacheExceeded = false;
 
     for (JSAppCallback & callback : callbacks)
diff --git a/Source/Project64/UserInterface/Debugger/Symbols.cpp b/Source/Project64/UserInterface/Debugger/Symbols.cpp
index b7ad50ab2..9dfb4e3ce 100644
--- a/Source/Project64/UserInterface/Debugger/Symbols.cpp
+++ b/Source/Project64/UserInterface/Debugger/Symbols.cpp
@@ -157,7 +157,7 @@ void CSymbolTable::Load()
     m_SymFileSize = m_SymFileHandle.GetLength();
     m_SymFileBuffer = new char[m_SymFileSize + 1];
     m_SymFileParseBuffer = new char[m_SymFileSize + 1];
-    m_SymFileHandle.Read(m_SymFileBuffer, m_SymFileSize);
+    m_SymFileHandle.Read(m_SymFileBuffer, (uint32_t)((UINT_PTR)m_SymFileSize));
     m_SymFileHandle.Close();
     m_SymFileBuffer[m_SymFileSize] = '\0';
 
@@ -284,7 +284,7 @@ void CSymbolTable::Save()
         }
 
         strLine += "\n";
-        m_SymFileHandle.Write(strLine.c_str(), strLine.length());
+        m_SymFileHandle.Write(strLine.c_str(), (uint32_t)((UINT_PTR)strLine.length()));
     }
 
     m_SymFileHandle.SetEndOfFile();
@@ -442,7 +442,7 @@ void CSymbolTable::UpdateAddressMap()
 int CSymbolTable::GetCount()
 {
     CGuard guard(m_CS);
-    return m_Symbols.size();
+    return (int)((UINT_PTR)m_Symbols.size());
 }
 
 bool CSymbolTable::GetSymbolByIndex(size_t index, CSymbol * symbol)
diff --git a/Source/Project64/UserInterface/MainMenu.cpp b/Source/Project64/UserInterface/MainMenu.cpp
index f754fab31..271033120 100644
--- a/Source/Project64/UserInterface/MainMenu.cpp
+++ b/Source/Project64/UserInterface/MainMenu.cpp
@@ -1461,11 +1461,11 @@ void CMainMenu::ResetMenu(void)
         WriteTrace(TraceUserInterface, TraceDebug, "Remove plugin menu");
         if (g_Plugins->Gfx() != nullptr && IsMenu((HMENU)g_Plugins->Gfx()->GetDebugMenu()))
         {
-            RemoveMenu((HMENU)OldMenuHandle, (DWORD)g_Plugins->Gfx()->GetDebugMenu(), MF_BYCOMMAND);
+            RemoveMenu((HMENU)OldMenuHandle, (UINT)((UINT_PTR)g_Plugins->Gfx()->GetDebugMenu()), MF_BYCOMMAND);
         }
         if (g_Plugins->RSP() != nullptr && IsMenu((HMENU)g_Plugins->RSP()->GetDebugMenu()))
         {
-            RemoveMenu((HMENU)OldMenuHandle, (DWORD)g_Plugins->RSP()->GetDebugMenu(), MF_BYCOMMAND);
+            RemoveMenu((HMENU)OldMenuHandle, (UINT)((UINT_PTR)g_Plugins->RSP()->GetDebugMenu()), MF_BYCOMMAND);
         }
         WriteTrace(TraceUserInterface, TraceDebug, "Destroy old menu");
 
diff --git a/Source/Project64/UserInterface/MainWindow.cpp b/Source/Project64/UserInterface/MainWindow.cpp
index 2020514f0..a20f01a09 100644
--- a/Source/Project64/UserInterface/MainWindow.cpp
+++ b/Source/Project64/UserInterface/MainWindow.cpp
@@ -124,7 +124,7 @@ void CMainGui::AddRecentRom(const char * ImagePath)
     size_t i;
     for (i = 0; i < MaxRememberedFiles; i++)
     {
-        stdstr RecentGame = UISettingsLoadStringIndex(File_RecentGameFileIndex, i);
+        stdstr RecentGame = UISettingsLoadStringIndex(File_RecentGameFileIndex, (int32_t)((UINT_PTR)i));
         if (RecentGame.empty())
         {
             break;
@@ -151,7 +151,7 @@ void CMainGui::AddRecentRom(const char * ImagePath)
 
     for (i = 0, iter = RecentGames.begin(); iter != RecentGames.end(); iter++, i++)
     {
-        UISettingsSaveStringIndex(File_RecentGameFileIndex, i, *iter);
+        UISettingsSaveStringIndex(File_RecentGameFileIndex, (int32_t)((UINT_PTR)i), *iter);
     }
 }
 
@@ -455,7 +455,7 @@ bool CMainGui::ProcessGuiMessages(void)
     return false;
 }
 
-void CMainGui::Resize(DWORD /*fwSizeType*/, WORD nWidth, WORD nHeight)
+void CMainGui::Resize(WPARAM /*fwSizeType*/, WORD nWidth, WORD nHeight)
 {
     RECT clrect, swrect;
     GetClientRect(m_hMainWindow, &clrect);
@@ -606,7 +606,7 @@ void CMainGui::SaveWindowLoc(void)
     }
 }
 
-LRESULT CALLBACK CMainGui::MainGui_Proc(HWND hWnd, DWORD uMsg, DWORD wParam, DWORD lParam)
+LRESULT CALLBACK CMainGui::MainGui_Proc(HWND hWnd, DWORD uMsg, WPARAM wParam, LPARAM lParam)
 {
     switch (uMsg)
     {
@@ -789,7 +789,7 @@ LRESULT CALLBACK CMainGui::MainGui_Proc(HWND hWnd, DWORD uMsg, DWORD wParam, DWO
             {
                 if (g_Plugins && g_Plugins->Control()->WM_KeyUp)
                 {
-                    g_Plugins->Control()->WM_KeyUp(wParam, lParam);
+                    g_Plugins->Control()->WM_KeyUp((uint32_t)((UINT_PTR)wParam), (uint32_t)((UINT_PTR)lParam));
                 }
             }
         }
@@ -805,7 +805,7 @@ LRESULT CALLBACK CMainGui::MainGui_Proc(HWND hWnd, DWORD uMsg, DWORD wParam, DWO
             {
                 if (g_Plugins && g_Plugins->Control()->WM_KeyDown)
                 {
-                    g_Plugins->Control()->WM_KeyDown(wParam, lParam);
+                    g_Plugins->Control()->WM_KeyDown((uint32_t)((UINT_PTR)wParam), (uint32_t)((UINT_PTR)lParam));
                 }
             }
         }
@@ -848,7 +848,7 @@ LRESULT CALLBACK CMainGui::MainGui_Proc(HWND hWnd, DWORD uMsg, DWORD wParam, DWO
 
                 if (g_Plugins && g_Plugins->Control()->WM_KillFocus)
                 {
-                    g_Plugins->Control()->WM_KillFocus(wParam, lParam);
+                    g_Plugins->Control()->WM_KillFocus((uint32_t)((UINT_PTR)wParam), (uint32_t)((UINT_PTR)lParam));
                 }
             }
         }
diff --git a/Source/Project64/UserInterface/MainWindow.h b/Source/Project64/UserInterface/MainWindow.h
index a048ee8aa..b6593dc57 100644
--- a/Source/Project64/UserInterface/MainWindow.h
+++ b/Source/Project64/UserInterface/MainWindow.h
@@ -115,12 +115,12 @@ private:
     void ChangeWinSize(long width, long height);
     void Create(const char * WindowTitle);
     void CreateStatusBar(void);
-    void Resize(DWORD fwSizeType, WORD nWidth, WORD nHeight); // Responding to WM_SIZE
+    void Resize(WPARAM fwSizeType, WORD nWidth, WORD nHeight); // Responding to WM_SIZE
     void AddRecentRom(const char * ImagePath);
     void SetWindowCaption(const wchar_t * Caption);
     void ShowRomBrowser(void);
 
-    static LRESULT CALLBACK MainGui_Proc(HWND, DWORD, DWORD, DWORD);
+    static LRESULT CALLBACK MainGui_Proc(HWND, DWORD, WPARAM, LPARAM);
 
     friend void RomBowserEnabledChanged(CMainGui * Gui);
     friend void RomBowserColoumnsChanged(CMainGui * Gui);
diff --git a/Source/Project64/UserInterface/MenuItem.cpp b/Source/Project64/UserInterface/MenuItem.cpp
index 1c829fc9d..3f4f205aa 100644
--- a/Source/Project64/UserInterface/MenuItem.cpp
+++ b/Source/Project64/UserInterface/MenuItem.cpp
@@ -44,22 +44,22 @@ bool CBaseMenu::AddMenu(HMENU hMenu, MenuItemList Items)
         MenuItemList * SubMenu = (MenuItemList *)MenuItem->SubMenu();
         if (ItemID == SUB_MENU && HIWORD(SubMenu) != 0 && (SubMenu->begin() != SubMenu->end()))
         {
-            ItemID = (UINT)CreatePopupMenu();
+            ItemID = (UINT)((LONG_PTR)CreatePopupMenu());
             uFlags |= MF_POPUP;
 
-            AddMenu((HMENU)ItemID, *SubMenu);
+            AddMenu((HMENU)((LONG_PTR)ItemID), *SubMenu);
         }
 
         if (ItemID == ID_PLUGIN_MENU)
         {
-            ItemID = (UINT)MenuItem->SubMenu();
+            ItemID = (UINT)((LONG_PTR)MenuItem->SubMenu());
             uFlags |= MF_POPUP;
             MENUITEMINFO lpmii;
 
             lpmii.cbSize = sizeof(MENUITEMINFO);
             lpmii.fMask = MIIM_STATE;
             lpmii.fState = 0;
-            SetMenuItemInfo((HMENU)ItemID, (DWORD)MenuItem->SubMenu(), FALSE, &lpmii);
+            SetMenuItemInfo((HMENU)((LONG_PTR)ItemID), (DWORD)((LONG_PTR)MenuItem->SubMenu()), FALSE, &lpmii);
         }
 
         if (MenuItem->ShortCut().empty() == false)
diff --git a/Source/Project64/UserInterface/MenuShortCuts.cpp b/Source/Project64/UserInterface/MenuShortCuts.cpp
index 86e76c80d..e71ecea99 100644
--- a/Source/Project64/UserInterface/MenuShortCuts.cpp
+++ b/Source/Project64/UserInterface/MenuShortCuts.cpp
@@ -556,7 +556,7 @@ HACCEL CShortCuts::GetAcceleratorTable(void)
     CGuard CS(m_CS);
 
     // Generate an ACCEL list
-    int size = 0, MaxSize = m_ShortCuts.size() * 5;
+    int32_t size = 0, MaxSize = (int32_t)((UINT_PTR)m_ShortCuts.size()) * 5;
     ACCEL * AccelList = new ACCEL[MaxSize];
     CMenuShortCutKey::RUNNING_STATE RunningState = CMenuShortCutKey::RunningState();
 
diff --git a/Source/Project64/UserInterface/Notification.cpp b/Source/Project64/UserInterface/Notification.cpp
index 4d86d4235..d74f1c0c9 100644
--- a/Source/Project64/UserInterface/Notification.cpp
+++ b/Source/Project64/UserInterface/Notification.cpp
@@ -189,7 +189,7 @@ void CNotificationImp::AddRecentDir(const char * RomDir)
     size_t i;
     for (i = 0; i < MaxRememberedDirs; i++)
     {
-        stdstr RecentDir = UISettingsLoadStringIndex(Directory_RecentGameDirIndex, i);
+        stdstr RecentDir = UISettingsLoadStringIndex(Directory_RecentGameDirIndex, (int32_t)((UINT_PTR)i));
         if (RecentDir.empty())
         {
             break;
@@ -216,7 +216,7 @@ void CNotificationImp::AddRecentDir(const char * RomDir)
 
     for (i = 0, iter = RecentDirs.begin(); iter != RecentDirs.end(); iter++, i++)
     {
-        UISettingsSaveStringIndex(Directory_RecentGameDirIndex, i, *iter);
+        UISettingsSaveStringIndex(Directory_RecentGameDirIndex, (int32_t)((UINT_PTR)i), *iter);
     }
 }
 
diff --git a/Source/Project64/UserInterface/ProjectSupport.cpp b/Source/Project64/UserInterface/ProjectSupport.cpp
index 08165b4e6..8c6715c4d 100644
--- a/Source/Project64/UserInterface/ProjectSupport.cpp
+++ b/Source/Project64/UserInterface/ProjectSupport.cpp
@@ -105,7 +105,7 @@ std::string CProjectSupport::GenerateMachineID(void)
     }
 
     stdstr_f Machine("%s.%ud.%s", stdstr().FromUTF16(ComputerName).c_str(), SerialNumber, stdstr().FromUTF16(MachineGuid).c_str());
-    return std::string(MD5((const unsigned char *)Machine.c_str(), Machine.size()).hex_digest());
+    return std::string(MD5((const unsigned char *)Machine.c_str(), (uint32_t)((UINT_PTR)Machine.size())).hex_digest());
 }
 
 void CProjectSupport::IncrementRunCount()
@@ -159,7 +159,7 @@ bool CProjectSupport::PerformRequest(const wchar_t * Url, const std::string & Po
         return false;
     }
     wchar_t hdheaders[] = _T("Content-Type: application/x-www-form-urlencoded\r\n");
-    BOOL Success = HttpSendRequest(hRequest, hdheaders, _tcslen(hdheaders), (LPVOID)PostData.c_str(), PostData.length());
+    BOOL Success = HttpSendRequest(hRequest, hdheaders, (uint32_t)((UINT_PTR)_tcslen(hdheaders)), (LPVOID)PostData.c_str(), (uint32_t)((UINT_PTR)PostData.length()));
     if (!Success)
     {
         InternetCloseHandle(hRequest);
@@ -230,7 +230,7 @@ void CProjectSupport::SaveSupportInfo(void)
     long lResult = RegCreateKeyEx(HKEY_CURRENT_USER, L"SOFTWARE\\Project64", 0, L"", REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, nullptr, &hKeyResults, &Disposition);
     if (lResult == ERROR_SUCCESS)
     {
-        RegSetValueEx(hKeyResults, L"user", 0, REG_BINARY, (BYTE *)OutData.data(), OutData.size());
+        RegSetValueEx(hKeyResults, L"user", 0, REG_BINARY, (BYTE *)OutData.data(), (uint32_t)((UINT_PTR)OutData.size()));
         RegCloseKey(hKeyResults);
     }
 }
@@ -269,8 +269,8 @@ void CProjectSupport::LoadSupportInfo(void)
             InData[i] ^= 0xAA;
         }
         OutData.resize(sizeof(m_SupportInfo) + 100);
-        uLongf DestLen = OutData.size();
-        if (uncompress(OutData.data(), &DestLen, InData.data(), InData.size()) >= 0)
+        uLongf DestLen = (uLongf)((UINT_PTR)OutData.size());
+        if (uncompress(OutData.data(), &DestLen, InData.data(), (uint32_t)((UINT_PTR)InData.size())) >= 0)
         {
             OutData.resize(DestLen);
         }
diff --git a/Source/Project64/UserInterface/RomBrowser.cpp b/Source/Project64/UserInterface/RomBrowser.cpp
index 145afc494..85ea646ba 100644
--- a/Source/Project64/UserInterface/RomBrowser.cpp
+++ b/Source/Project64/UserInterface/RomBrowser.cpp
@@ -97,7 +97,7 @@ int32_t CRomBrowser::CalcSortPosition(uint32_t lParam)
         }
         SORT_FIELD SortFieldInfo;
         SortFieldInfo._this = this;
-        SortFieldInfo.Key = index;
+        SortFieldInfo.Key = (int32_t)((UINT_PTR)index);
         SortFieldInfo.KeyAscend = UISettingsLoadBoolIndex(RomBrowser_SortAscendingIndex, SortIndex);
 
         // Calculate new start and end
@@ -120,7 +120,7 @@ int32_t CRomBrowser::CalcSortPosition(uint32_t lParam)
                 return End;
             }
 
-            int32_t Result = RomList_CompareItems(lParam, lvItem.lParam, (uint32_t)&SortFieldInfo);
+            int32_t Result = RomList_CompareItems(lParam, lvItem.lParam, &SortFieldInfo);
             if (Result < 0)
             {
                 if (End == TestPos)
@@ -159,7 +159,7 @@ int32_t CRomBrowser::CalcSortPosition(uint32_t lParam)
                         return End;
                     }
 
-                    Result = RomList_CompareItems(lParam, lvItem.lParam, (uint32_t)&SortFieldInfo);
+                    Result = RomList_CompareItems(lParam, lvItem.lParam, &SortFieldInfo);
                     if (Result <= 0)
                     {
                         if (Right == NewTestPos)
@@ -195,7 +195,7 @@ int32_t CRomBrowser::CalcSortPosition(uint32_t lParam)
                         return End;
                     }
 
-                    Result = RomList_CompareItems(lParam, lvItem.lParam, (uint32_t)&SortFieldInfo);
+                    Result = RomList_CompareItems(lParam, lvItem.lParam, &SortFieldInfo);
                     if (Result >= 0)
                     {
                         if (Left == NewTestPos)
@@ -238,7 +238,7 @@ int32_t CRomBrowser::CalcSortPosition(uint32_t lParam)
         }
         SORT_FIELD SortFieldInfo;
         SortFieldInfo._this = this;
-        SortFieldInfo.Key = index;
+        SortFieldInfo.Key = (int)((UINT_PTR)index);
         SortFieldInfo.KeyAscend = UISettingsLoadBoolIndex(RomBrowser_SortAscendingIndex, SortIndex) != 0;
 
         LVITEM lvItem;
@@ -250,7 +250,7 @@ int32_t CRomBrowser::CalcSortPosition(uint32_t lParam)
             return End;
         }
 
-        int32_t Result = RomList_CompareItems(lParam, lvItem.lParam, (uint32_t)&SortFieldInfo);
+        int32_t Result = RomList_CompareItems(lParam, lvItem.lParam, &SortFieldInfo);
         if (Result < 0)
         {
             return End;
@@ -272,7 +272,7 @@ void CRomBrowser::RomAddedToList(int32_t ListPos)
     lvItem.lParam = (LPARAM)ListPos;
     lvItem.pszText = LPSTR_TEXTCALLBACK;
 
-    int32_t index = SendMessage(m_hRomList, LVM_INSERTITEM, 0, (LPARAM)&lvItem);
+    int32_t index = (int32_t)((UINT_PTR)SendMessage(m_hRomList, LVM_INSERTITEM, 0, (LPARAM)&lvItem));
     int32_t iItem = ListView_GetNextItem(m_hRomList, -1, LVNI_SELECTED);
 
     // If the last ROM then highlight the item
@@ -510,7 +510,7 @@ void CRomBrowser::RomBrowserMaximize(bool Mazimize)
     UISettingsSaveBool(RomBrowser_Maximized, Mazimize);
 }
 
-bool CRomBrowser::RomListDrawItem(int32_t idCtrl, uint32_t lParam)
+bool CRomBrowser::RomListDrawItem(WPARAM idCtrl, LPARAM lParam)
 {
     if (idCtrl != IDC_ROMLIST)
     {
@@ -583,7 +583,7 @@ bool CRomBrowser::RomListDrawItem(int32_t idCtrl, uint32_t lParam)
         text = stdstr(pRomInfo->FileName).ToUTF16();
     }
 
-    DrawText(ditem->hDC, text.c_str(), text.length(), &rcDraw, DT_LEFT | DT_SINGLELINE | DT_NOPREFIX | DT_VCENTER | DT_WORD_ELLIPSIS);
+    DrawText(ditem->hDC, text.c_str(), (int)((UINT_PTR)text.length()), &rcDraw, DT_LEFT | DT_SINGLELINE | DT_NOPREFIX | DT_VCENTER | DT_WORD_ELLIPSIS);
 
     memset(&lvc, 0, sizeof(lvc));
     lvc.mask = LVCF_FMT | LVCF_WIDTH;
@@ -608,12 +608,12 @@ bool CRomBrowser::RomListDrawItem(int32_t idCtrl, uint32_t lParam)
             text = stdstr(pRomInfo->FileName).ToUTF16();
         }
 
-        DrawText(ditem->hDC, text.c_str(), text.length(), &rcDraw, DT_LEFT | DT_SINGLELINE | DT_NOPREFIX | DT_VCENTER | DT_WORD_ELLIPSIS);
+        DrawText(ditem->hDC, text.c_str(), (int)((UINT_PTR)text.length()), &rcDraw, DT_LEFT | DT_SINGLELINE | DT_NOPREFIX | DT_VCENTER | DT_WORD_ELLIPSIS);
     }
     return true;
 }
 
-bool CRomBrowser::RomListNotify(int32_t idCtrl, uint32_t pnmh)
+bool CRomBrowser::RomListNotify(WPARAM idCtrl, LPARAM pnmh)
 {
     if (idCtrl != IDC_ROMLIST)
     {
@@ -646,7 +646,7 @@ bool CRomBrowser::RomListNotify(int32_t idCtrl, uint32_t pnmh)
     return true;
 }
 
-void CRomBrowser::RomList_ColoumnSortList(uint32_t pnmh)
+void CRomBrowser::RomList_ColoumnSortList(LPARAM pnmh)
 {
     LPNMLISTVIEW pnmv = (LPNMLISTVIEW)pnmh;
     size_t index;
@@ -681,15 +681,15 @@ void CRomBrowser::RomList_ColoumnSortList(uint32_t pnmh)
     RomList_SortList();
 }
 
-int32_t CALLBACK CRomBrowser::RomList_CompareItems(uint32_t lParam1, uint32_t lParam2, uint32_t lParamSort)
+int32_t CALLBACK CRomBrowser::RomList_CompareItems(LPARAM lParam1, LPARAM lParam2, void * lParamSort)
 {
     SORT_FIELD * SortFieldInfo = (SORT_FIELD *)lParamSort;
     CRomBrowser * _this = SortFieldInfo->_this;
-    if (lParam1 < 0 || lParam1 >= _this->m_RomInfo.size())
+    if (lParam1 < 0 || lParam1 >= (int32_t)((UINT_PTR)_this->m_RomInfo.size()))
     {
         return 0;
     }
-    if (lParam2 < 0 || lParam2 >= _this->m_RomInfo.size())
+    if (lParam2 < 0 || lParam2 >= (int32_t)((UINT_PTR)_this->m_RomInfo.size()))
     {
         return 0;
     }
@@ -739,7 +739,7 @@ int32_t CALLBACK CRomBrowser::RomList_CompareItems(uint32_t lParam1, uint32_t lP
     return result;
 }
 
-void CRomBrowser::RomList_GetDispInfo(uint32_t pnmh)
+void CRomBrowser::RomList_GetDispInfo(LPARAM pnmh)
 {
     LV_DISPINFO * lpdi = (LV_DISPINFO *)pnmh;
     if (lpdi->item.lParam < 0 || lpdi->item.lParam >= (LPARAM)m_RomInfo.size())
@@ -853,7 +853,7 @@ void CRomBrowser::RomList_GetDispInfo(uint32_t pnmh)
     }
 }
 
-void CRomBrowser::RomList_OpenRom(uint32_t /*pnmh*/)
+void CRomBrowser::RomList_OpenRom(LPARAM /*pnmh*/)
 {
     ROM_INFO * pRomInfo;
     LV_ITEM lvItem;
@@ -899,7 +899,7 @@ void CRomBrowser::RomList_OpenRom(uint32_t /*pnmh*/)
     }
 }
 
-void CRomBrowser::RomList_PopupMenu(uint32_t /*pnmh*/)
+void CRomBrowser::RomList_PopupMenu(LPARAM /*pnmh*/)
 {
     LONG iItem = ListView_GetNextItem(m_hRomList, -1, LVNI_SELECTED);
     m_SelectedRom = "";
@@ -987,11 +987,11 @@ void CRomBrowser::RomList_PopupMenu(uint32_t /*pnmh*/)
             if (GfxMenu)
             {
                 MENUITEMINFO lpmii;
-                InsertMenu(hPopupMenu, 7, MF_POPUP | MF_BYPOSITION, (uint32_t)GfxMenu, wGS(POPUP_GFX_PLUGIN).c_str());
+                InsertMenu(hPopupMenu, 7, MF_POPUP | MF_BYPOSITION, (UINT_PTR)GfxMenu, wGS(POPUP_GFX_PLUGIN).c_str());
                 lpmii.cbSize = sizeof(MENUITEMINFO);
                 lpmii.fMask = MIIM_STATE;
                 lpmii.fState = 0;
-                SetMenuItemInfo(hPopupMenu, (uint32_t)GfxMenu, MF_BYCOMMAND, &lpmii);
+                SetMenuItemInfo(hPopupMenu, (UINT)(UINT_PTR)GfxMenu, MF_BYCOMMAND, &lpmii);
             }
         }
     }
@@ -1027,7 +1027,7 @@ void CRomBrowser::RomList_SortList(void)
             continue;
         }
         SortFieldInfo._this = this;
-        SortFieldInfo.Key = index;
+        SortFieldInfo.Key = (int)((UINT_PTR)index);
         SortFieldInfo.KeyAscend = UISettingsLoadBoolIndex(RomBrowser_SortAscendingIndex, count) != 0;
         ListView_SortItems(m_hRomList, RomList_CompareItems, &SortFieldInfo);
     }
@@ -1103,7 +1103,7 @@ void CRomBrowser::SelectRomDir(void)
     bi.lpszTitle = title.c_str();
     bi.ulFlags = BIF_RETURNFSANCESTORS | BIF_RETURNONLYFSDIRS | BIF_USENEWUI;
     bi.lpfn = (BFFCALLBACK)SelectRomDirCallBack;
-    bi.lParam = (uint32_t)RomDir.c_str();
+    bi.lParam = (UINT_PTR)RomDir.c_str();
     WriteTrace(TraceUserInterface, TraceDebug, "2");
     if ((pidl = SHBrowseForFolder(&bi)) != nullptr)
     {
@@ -1111,7 +1111,7 @@ void CRomBrowser::SelectRomDir(void)
         char Directory[_MAX_PATH];
         if (SHGetPathFromIDListA(pidl, Directory))
         {
-            int32_t len = strlen(Directory);
+            int32_t len = (int32_t)((UINT_PTR)strlen(Directory));
 
             WriteTrace(TraceUserInterface, TraceDebug, "4");
             if (Directory[len - 1] != '\\')
diff --git a/Source/Project64/UserInterface/RomBrowser.h b/Source/Project64/UserInterface/RomBrowser.h
index b3f34996d..424138761 100644
--- a/Source/Project64/UserInterface/RomBrowser.h
+++ b/Source/Project64/UserInterface/RomBrowser.h
@@ -66,7 +66,7 @@ public:
     void SetColPos(int Pos)
     {
         m_Pos = Pos;
-        UISettingsSaveDwordIndex(RomBrowser_PosIndex, m_ID, m_Pos);
+        UISettingsSaveDwordIndex(RomBrowser_PosIndex, m_ID, (int)((UINT_PTR)m_Pos));
         m_PosChanged = true;
     }
     void ResetPos(void)
@@ -102,8 +102,8 @@ public:
     void RomBrowserToTop(void);
     void RomBrowserMaximize(bool Mazimize);
     bool RomBrowserVisible(void);
-    bool RomListDrawItem(int idCtrl, uint32_t lParam);
-    bool RomListNotify(int idCtrl, uint32_t pnmh);
+    bool RomListDrawItem(WPARAM idCtrl, LPARAM lParam);
+    bool RomListNotify(WPARAM idCtrl, LPARAM pnmh);
     void SaveRomListColoumnInfo(void);
     void SelectRomDir(void);
     void ShowRomList(void);
@@ -163,10 +163,10 @@ private:
     void DeallocateBrushs(void);
     void FixRomListWindow(void);
     void MenuSetText(HMENU hMenu, int32_t MenuPos, const wchar_t * Title, char * ShortCut);
-    void RomList_ColoumnSortList(uint32_t pnmh);
-    void RomList_GetDispInfo(uint32_t pnmh);
-    void RomList_OpenRom(uint32_t pnmh);
-    void RomList_PopupMenu(uint32_t pnmh);
+    void RomList_ColoumnSortList(LPARAM pnmh);
+    void RomList_GetDispInfo(LPARAM pnmh);
+    void RomList_OpenRom(LPARAM pnmh);
+    void RomList_PopupMenu(LPARAM pnmh);
     void RomList_SortList(void);
 
     bool RomDirNeedsRefresh(void); // Called from watch thread
@@ -180,7 +180,7 @@ private:
 
     // Callback
     static int CALLBACK SelectRomDirCallBack(HWND hwnd, uint32_t uMsg, uint32_t lp, uint32_t lpData);
-    static int CALLBACK RomList_CompareItems(uint32_t lParam1, uint32_t lParam2, uint32_t lParamSort);
+    static int CALLBACK RomList_CompareItems(LPARAM lParam1, LPARAM lParam2, void * lParamSort);
 
     // Watch directory changed function
     HANDLE m_WatchThread, m_WatchStopEvent;
diff --git a/Source/Project64/UserInterface/RomInformation.cpp b/Source/Project64/UserInterface/RomInformation.cpp
index e5bcacbc6..5a7806fca 100644
--- a/Source/Project64/UserInterface/RomInformation.cpp
+++ b/Source/Project64/UserInterface/RomInformation.cpp
@@ -70,10 +70,10 @@ void RomInformation::DisplayInformation(HWND hParent) const
         return;
     }
 
-    DialogBoxParam(GetModuleHandle(nullptr), MAKEINTRESOURCE(IDD_Rom_Information), hParent, (DLGPROC)RomInfoProc, (DWORD)this);
+    DialogBoxParam(GetModuleHandle(nullptr), MAKEINTRESOURCE(IDD_Rom_Information), hParent, (DLGPROC)RomInfoProc, (LPARAM)this);
 }
 
-DWORD CALLBACK RomInfoProc(HWND hDlg, DWORD uMsg, DWORD wParam, DWORD lParam)
+DWORD CALLBACK RomInfoProc(HWND hDlg, DWORD uMsg, WPARAM wParam, LPARAM lParam)
 {
     switch (uMsg)
     {
diff --git a/Source/Project64/UserInterface/RomInformation.h b/Source/Project64/UserInterface/RomInformation.h
index 67b2f6df4..4e91d8df3 100644
--- a/Source/Project64/UserInterface/RomInformation.h
+++ b/Source/Project64/UserInterface/RomInformation.h
@@ -8,7 +8,7 @@ class RomInformation
     CN64Rom * m_pRomInfo;
     CN64Disk * m_pDiskInfo;
 
-    friend DWORD CALLBACK RomInfoProc(HWND, DWORD, DWORD, DWORD);
+    friend DWORD CALLBACK RomInfoProc(HWND, DWORD, WPARAM, LPARAM);
 
 public:
     RomInformation(const char * RomFile);
diff --git a/Source/Project64/UserInterface/Settings/SettingsPage-Directories.cpp b/Source/Project64/UserInterface/Settings/SettingsPage-Directories.cpp
index d594d9251..4d73f8c80 100644
--- a/Source/Project64/UserInterface/Settings/SettingsPage-Directories.cpp
+++ b/Source/Project64/UserInterface/Settings/SettingsPage-Directories.cpp
@@ -75,7 +75,7 @@ void COptionsDirectoriesPage::SelectDirectory(LanguageStringID Title, CModifiedE
     bi.lpszTitle = wTitle.c_str();
     bi.ulFlags = BIF_RETURNFSANCESTORS | BIF_RETURNONLYFSDIRS | BIF_USENEWUI;
     bi.lpfn = (BFFCALLBACK)SelectDirCallBack;
-    bi.lParam = (DWORD)InitialDir.c_str();
+    bi.lParam = (INT_PTR)InitialDir.c_str();
     if ((pidl = SHBrowseForFolder(&bi)) != nullptr)
     {
         if (SHGetPathFromIDList(pidl, Directory))
@@ -231,7 +231,7 @@ void COptionsDirectoriesPage::UseSelectedClicked(UINT /*Code*/, int id, HWND /*c
 
     if (!Button->IsChanged() || Button->IsReset())
     {
-        if ((int)Button->GetMenu() == id)
+        if ((int)(INT_PTR)Button->GetMenu() == id)
         {
             return;
         }
diff --git a/Source/Project64/UserInterface/Settings/SettingsPage-Game-Plugin.cpp b/Source/Project64/UserInterface/Settings/SettingsPage-Game-Plugin.cpp
index ff16d2e44..c3f45d094 100644
--- a/Source/Project64/UserInterface/Settings/SettingsPage-Game-Plugin.cpp
+++ b/Source/Project64/UserInterface/Settings/SettingsPage-Game-Plugin.cpp
@@ -77,7 +77,7 @@ void CGamePluginPage::ShowAboutButton(int id)
     CModifiedComboBox * ComboBox = nullptr;
     for (ComboBoxList::iterator cb_iter = m_ComboBoxList.begin(); cb_iter != m_ComboBoxList.end(); cb_iter++)
     {
-        if ((int)(cb_iter->second->GetMenu()) != id)
+        if ((INT_PTR)(cb_iter->second->GetMenu()) != id)
         {
             continue;
         }
@@ -130,7 +130,7 @@ void CGamePluginPage::PluginItemChanged(int id, int AboutID, bool bSetChanged)
     CModifiedComboBox * ComboBox = nullptr;
     for (ComboBoxList::iterator cb_iter = m_ComboBoxList.begin(); cb_iter != m_ComboBoxList.end(); cb_iter++)
     {
-        if ((int)(cb_iter->second->GetMenu()) != id)
+        if ((INT_PTR)(cb_iter->second->GetMenu()) != id)
         {
             continue;
         }
@@ -301,7 +301,7 @@ void CGamePluginPage::HleGfxChanged(UINT /*Code*/, int id, HWND /*ctl*/)
     for (ButtonList::iterator iter = m_ButtonList.begin(); iter != m_ButtonList.end(); iter++)
     {
         CModifiedButton * Button = iter->second;
-        if ((int)Button->GetMenu() != id)
+        if ((INT_PTR)Button->GetMenu() != id)
         {
             continue;
         }
@@ -324,7 +324,7 @@ void CGamePluginPage::HleAudioChanged(UINT /*Code*/, int id, HWND /*ctl*/)
     for (ButtonList::iterator iter = m_ButtonList.begin(); iter != m_ButtonList.end(); iter++)
     {
         CModifiedButton * Button = iter->second;
-        if ((int)Button->GetMenu() != id)
+        if ((INT_PTR)Button->GetMenu() != id)
         {
             continue;
         }
diff --git a/Source/Project64/UserInterface/Settings/SettingsPage-GameBrowser.cpp b/Source/Project64/UserInterface/Settings/SettingsPage-GameBrowser.cpp
index cdc231748..3425df2d4 100644
--- a/Source/Project64/UserInterface/Settings/SettingsPage-GameBrowser.cpp
+++ b/Source/Project64/UserInterface/Settings/SettingsPage-GameBrowser.cpp
@@ -41,13 +41,13 @@ void COptionsGameBrowserPage::UpdateFieldList(const ROMBROWSER_FIELDS_LIST & Fie
     m_Using.ResetContent();
 
     m_OrderChanged = false;
-    for (int i = 0, n = Fields.size(); i < n; i++)
+    for (size_t i = 0, n = Fields.size(); i < n; i++)
     {
         if (Fields[i].PosChanged())
         {
             m_OrderChanged = true;
         }
-        int Pos = Fields[i].Pos();
+        int Pos = (int)((UINT_PTR)Fields[i].Pos());
         if (Pos < 0)
         {
             m_Avaliable.SetItemData(m_Avaliable.AddString(wGS(Fields[i].LangID()).c_str()), i);
@@ -97,7 +97,7 @@ void COptionsGameBrowserPage::AddFieldClicked(UINT /*Code*/, int /*id*/, HWND /*
         return;
     }
     // Remove from list
-    int i = m_Avaliable.GetItemData(index);
+    int i = (int)((UINT_PTR)m_Avaliable.GetItemData(index));
     m_Avaliable.DeleteString(index);
 
     // Select next in list
@@ -126,7 +126,7 @@ void COptionsGameBrowserPage::RemoveFieldClicked(UINT /*Code*/, int /*id*/, HWND
         return;
     }
     // Remove from list
-    int i = m_Using.GetItemData(index);
+    int i = (int)((UINT_PTR)m_Using.GetItemData(index));
     m_Using.DeleteString(index);
 
     // Select next in list
@@ -154,7 +154,7 @@ void COptionsGameBrowserPage::MoveFieldUpClicked(UINT /*Code*/, int /*id*/, HWND
     {
         return;
     }
-    int i = m_Using.GetItemData(index);
+    int i = (int)((UINT_PTR)m_Using.GetItemData(index));
     m_Using.DeleteString(index);
 
     index = m_Using.InsertString(index - 1, wGS(m_Fields[i].LangID()).c_str());
@@ -173,7 +173,7 @@ void COptionsGameBrowserPage::MoveFieldDownClicked(UINT /*Code*/, int /*id*/, HW
     {
         return;
     }
-    int i = m_Using.GetItemData(index);
+    int i = (int)((UINT_PTR)m_Using.GetItemData(index));
     m_Using.DeleteString(index);
 
     index = m_Using.InsertString(index + 1, wGS(m_Fields[i].LangID()).c_str());
@@ -211,10 +211,10 @@ void COptionsGameBrowserPage::ApplySettings(bool UpdateScreen)
         size_t Item, listCount = m_Using.GetCount();
         for (Item = 0; Item < listCount; Item++)
         {
-            int Pos = m_Using.GetItemData(Item);
+            int Pos = (int)((UINT_PTR)m_Using.GetItemData((int)((UINT_PTR)Item)));
             if (m_OrderReset || m_Fields[Pos].Pos() != Item)
             {
-                m_Fields[Pos].SetColPos(Item);
+                m_Fields[Pos].SetColPos((int)((UINT_PTR)Item));
                 bColChanged = true;
             }
         }
@@ -222,7 +222,7 @@ void COptionsGameBrowserPage::ApplySettings(bool UpdateScreen)
         listCount = m_Avaliable.GetCount();
         for (Item = 0; Item < listCount; Item++)
         {
-            int Pos = m_Avaliable.GetItemData(Item);
+            int Pos = (int)((UINT_PTR)m_Avaliable.GetItemData((int)((UINT_PTR)Item)));
             if (m_OrderReset || m_Fields[Pos].Pos() != -1)
             {
                 m_Fields[Pos].SetColPos(-1);
diff --git a/Source/Project64/UserInterface/Settings/SettingsPage-Plugin.cpp b/Source/Project64/UserInterface/Settings/SettingsPage-Plugin.cpp
index 128afa916..ca02d6139 100644
--- a/Source/Project64/UserInterface/Settings/SettingsPage-Plugin.cpp
+++ b/Source/Project64/UserInterface/Settings/SettingsPage-Plugin.cpp
@@ -69,7 +69,7 @@ void COptionPluginPage::ShowAboutButton(int id)
     CModifiedComboBox * ComboBox = nullptr;
     for (ComboBoxList::iterator cb_iter = m_ComboBoxList.begin(); cb_iter != m_ComboBoxList.end(); cb_iter++)
     {
-        if ((int)(cb_iter->second->GetMenu()) != id)
+        if ((int)((INT_PTR)cb_iter->second->GetMenu()) != id)
         {
             continue;
         }
@@ -122,7 +122,7 @@ void COptionPluginPage::PluginItemChanged(int id, int AboutID, bool bSetChanged)
     CModifiedComboBox * ComboBox = nullptr;
     for (ComboBoxList::iterator cb_iter = m_ComboBoxList.begin(); cb_iter != m_ComboBoxList.end(); cb_iter++)
     {
-        if ((int)(cb_iter->second->GetMenu()) != id)
+        if ((int)((INT_PTR)cb_iter->second->GetMenu()) != id)
         {
             continue;
         }
@@ -283,7 +283,7 @@ void COptionPluginPage::HleGfxChanged(UINT /*Code*/, int id, HWND /*ctl*/)
     for (ButtonList::iterator iter = m_ButtonList.begin(); iter != m_ButtonList.end(); iter++)
     {
         CModifiedButton * Button = iter->second;
-        if ((int)Button->GetMenu() != id)
+        if ((int)(INT_PTR)Button->GetMenu() != id)
         {
             continue;
         }
@@ -306,7 +306,7 @@ void COptionPluginPage::HleAudioChanged(UINT /*Code*/, int id, HWND /*ctl*/)
     for (ButtonList::iterator iter = m_ButtonList.begin(); iter != m_ButtonList.end(); iter++)
     {
         CModifiedButton * Button = iter->second;
-        if ((int)Button->GetMenu() != id)
+        if ((int)(INT_PTR)Button->GetMenu() != id)
         {
             continue;
         }
diff --git a/Source/Project64/UserInterface/Settings/SettingsPage.h b/Source/Project64/UserInterface/Settings/SettingsPage.h
index 4d1f2674e..dd06b2547 100644
--- a/Source/Project64/UserInterface/Settings/SettingsPage.h
+++ b/Source/Project64/UserInterface/Settings/SettingsPage.h
@@ -72,7 +72,7 @@ protected:
         for (ButtonList::iterator iter = m_ButtonList.begin(); iter != m_ButtonList.end(); iter++)
         {
             CModifiedButton * Button = iter->second;
-            if ((int)Button->GetMenu() != id)
+            if ((INT_PTR)Button->GetMenu() != id)
             {
                 continue;
             }
@@ -294,7 +294,7 @@ protected:
         for (ComboBoxTxtList::iterator cbtxt_iter = m_ComboBoxTxtList.begin(); cbtxt_iter != m_ComboBoxTxtList.end(); cbtxt_iter++)
         {
             CModifiedComboBoxTxt * ComboBox = cbtxt_iter->second;
-            if ((int)ComboBox->GetMenu() != id)
+            if ((INT_PTR)ComboBox->GetMenu() != id)
             {
                 continue;
             }
@@ -305,7 +305,7 @@ protected:
         for (ComboBoxList::iterator cb_iter = m_ComboBoxList.begin(); cb_iter != m_ComboBoxList.end(); cb_iter++)
         {
             CModifiedComboBox * ComboBox = cb_iter->second;
-            if ((int)ComboBox->GetMenu() != id)
+            if ((INT_PTR)ComboBox->GetMenu() != id)
             {
                 continue;
             }
@@ -325,7 +325,7 @@ protected:
         for (TextBoxList::iterator eb_iter = m_TxtBoxList.begin(); eb_iter != m_TxtBoxList.end(); eb_iter++)
         {
             CModifiedEditBox * EditBox = eb_iter->second;
-            if ((int)EditBox->GetMenu() != id)
+            if ((INT_PTR)EditBox->GetMenu() != id)
             {
                 continue;
             }
diff --git a/Source/Project64/UserInterface/SettingsConfig.cpp b/Source/Project64/UserInterface/SettingsConfig.cpp
index e3613159c..61a368e8e 100644
--- a/Source/Project64/UserInterface/SettingsConfig.cpp
+++ b/Source/Project64/UserInterface/SettingsConfig.cpp
@@ -65,8 +65,8 @@ void CSettingConfig::UpdateAdvanced(bool AdvancedMode, HTREEITEM hItem)
         }
         else if (AdvancedMode && Page == m_GeneralOptionsPage)
         {
-            m_PagesTreeList.InsertItem(TVIF_TEXT | TVIF_PARAM, wGS(m_AdvancedPage->PageTitle()).c_str(), 0, 0, 0, 0, (ULONG)m_AdvancedPage, hItem, TVI_FIRST);
-            m_PagesTreeList.InsertItem(TVIF_TEXT | TVIF_PARAM, wGS(m_DefaultsPage->PageTitle()).c_str(), 0, 0, 0, 0, (ULONG)m_DefaultsPage, hItem, TVI_FIRST);
+            m_PagesTreeList.InsertItem(TVIF_TEXT | TVIF_PARAM, wGS(m_AdvancedPage->PageTitle()).c_str(), 0, 0, 0, 0, (LPARAM)m_AdvancedPage, hItem, TVI_FIRST);
+            m_PagesTreeList.InsertItem(TVIF_TEXT | TVIF_PARAM, wGS(m_DefaultsPage->PageTitle()).c_str(), 0, 0, 0, 0, (LPARAM)m_DefaultsPage, hItem, TVI_FIRST);
             break;
         }
         else
@@ -184,21 +184,21 @@ LRESULT CSettingConfig::OnInitDialog(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*
 
         for (size_t i = 0; i < Section->GetPageCount(); i++)
         {
-            CSettingsPage * Page = Section->GetPage(i);
+            CSettingsPage * Page = Section->GetPage((int32_t)((UINT_PTR)i));
             if (HideAdvanced && (Page == m_AdvancedPage || Page == m_DefaultsPage))
             {
                 continue;
             }
             if (i == 0)
             {
-                hSectionItem = m_PagesTreeList.InsertItem(TVIF_TEXT | TVIF_PARAM, Section->GetPageTitle(), 0, 0, 0, 0, (ULONG)Page, TVI_ROOT, TVI_LAST);
+                hSectionItem = m_PagesTreeList.InsertItem(TVIF_TEXT | TVIF_PARAM, Section->GetPageTitle(), 0, 0, 0, 0, (LPARAM)Page, TVI_ROOT, TVI_LAST);
                 continue;
             }
             if (hSectionItem == nullptr)
             {
                 continue;
             }
-            m_PagesTreeList.InsertItem(TVIF_TEXT | TVIF_PARAM, wGS(Page->PageTitle()).c_str(), 0, 0, 0, 0, (ULONG)Page, hSectionItem, TVI_LAST);
+            m_PagesTreeList.InsertItem(TVIF_TEXT | TVIF_PARAM, wGS(Page->PageTitle()).c_str(), 0, 0, 0, 0, (LPARAM)Page, hSectionItem, TVI_LAST);
         }
         if (bFirstItem && hSectionItem != nullptr)
         {
@@ -240,7 +240,7 @@ LRESULT CSettingConfig::OnClicked(WORD /*wNotifyCode*/, WORD wID, HWND, BOOL & /
 
             for (size_t i = 0; i < Section->GetPageCount(); i++)
             {
-                CSettingsPage * Page = Section->GetPage(i);
+                CSettingsPage * Page = Section->GetPage((int32_t)((UINT_PTR)i));
                 if (Page->EnableReset())
                 {
                     Page->ResetPage();
@@ -272,7 +272,7 @@ void CSettingConfig::ApplySettings(bool UpdateScreen)
 
         for (size_t i = 0; i < Section->GetPageCount(); i++)
         {
-            CSettingsPage * Page = Section->GetPage(i);
+            CSettingsPage * Page = Section->GetPage((int32_t)((UINT_PTR)i));
             Page->ApplySettings(UpdateScreen);
         }
     }
diff --git a/Source/Project64/UserInterface/SupportEnterCode.cpp b/Source/Project64/UserInterface/SupportEnterCode.cpp
index ffbddbe45..9fa945e6e 100644
--- a/Source/Project64/UserInterface/SupportEnterCode.cpp
+++ b/Source/Project64/UserInterface/SupportEnterCode.cpp
@@ -73,7 +73,7 @@ LRESULT CSupportEnterCode::OnInitDialog(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM
         hFont = (HFONT)::GetStockObject(SYSTEM_FONT);
     }
     hDC.SelectFont(hFont);
-    if (hDC.DrawText(DescriptionText.c_str(), DescriptionText.length(), &rcWin, DT_LEFT | DT_CALCRECT | DT_WORDBREAK | DT_NOCLIP) > 0)
+    if (hDC.DrawText(DescriptionText.c_str(), (int)((INT_PTR)DescriptionText.length()), &rcWin, DT_LEFT | DT_CALCRECT | DT_WORDBREAK | DT_NOCLIP) > 0)
     {
         hDescription.SetWindowPos(nullptr, 0, 0, rcWin.right, rcWin.bottom, SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOOWNERZORDER);
     }
diff --git a/Source/Project64/UserInterface/SupportWindow.cpp b/Source/Project64/UserInterface/SupportWindow.cpp
index 1457408ce..a0020d7fc 100644
--- a/Source/Project64/UserInterface/SupportWindow.cpp
+++ b/Source/Project64/UserInterface/SupportWindow.cpp
@@ -83,7 +83,7 @@ LRESULT CSupportWindow::OnInitDialog(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*
         hFont = (HFONT)::GetStockObject(SYSTEM_FONT);
     }
     hDC.SelectFont(hFont);
-    if (hDC.DrawText(InfoText.c_str(), InfoText.length(), &rcWin, DT_LEFT | DT_CALCRECT | DT_WORDBREAK | DT_NOCLIP) > 0)
+    if (hDC.DrawText(InfoText.c_str(), (int)((INT_PTR)InfoText.length()), &rcWin, DT_LEFT | DT_CALCRECT | DT_WORDBREAK | DT_NOCLIP) > 0)
     {
         hInfo.SetWindowPos(nullptr, 0, 0, rcWin.right, rcWin.bottom, SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOOWNERZORDER);
     }
diff --git a/Source/Project64/UserInterface/WTLControls/HexEditCtrl.cpp b/Source/Project64/UserInterface/WTLControls/HexEditCtrl.cpp
index 9039f980b..b0771f992 100644
--- a/Source/Project64/UserInterface/WTLControls/HexEditCtrl.cpp
+++ b/Source/Project64/UserInterface/WTLControls/HexEditCtrl.cpp
@@ -511,7 +511,7 @@ void CHexEditCtrl::Text(int x, int y, const char * text, COLORREF bg, COLORREF f
 {
     std::wstring textOuput = stdstr(text).ToUTF16(CP_ACP);
     size_t length = textOuput.length();
-    int calcWidth = length * m_CharWidth;
+    int calcWidth = (int)((INT_PTR)length) * m_CharWidth;
 
     CRect rc(x, y, 0, 0);
     COLORREF orgBg = ::SetBkColor(m_BackDC, bg);
@@ -1093,7 +1093,7 @@ void CHexEditCtrl::OnChar(UINT nChar, UINT /*nRepCnt*/, UINT /*nFlags*/)
 void CHexEditCtrl::Paste(bool bAdvanceCaret)
 {
     uint32_t targetAddress = m_bHaveRealSel ? m_RealSelStartAddress : m_CaretAddress;
-    int retLength = NotifyPaste(targetAddress);
+    int retLength = (int)((INT_PTR)NotifyPaste(targetAddress));
 
     if (retLength != 0)
     {
diff --git a/Source/Project64/UserInterface/WTLControls/wtl-BitmapPicture.cpp b/Source/Project64/UserInterface/WTLControls/wtl-BitmapPicture.cpp
index 6f9c29d2c..2fe4c16d1 100644
--- a/Source/Project64/UserInterface/WTLControls/wtl-BitmapPicture.cpp
+++ b/Source/Project64/UserInterface/WTLControls/wtl-BitmapPicture.cpp
@@ -57,7 +57,7 @@ bool CBitmapPicture::SetIcon(LPCWSTR lpszResourceName, uint32_t nWidth, uint32_t
     }
     if (IS_INTRESOURCE(lpszResourceName))
     {
-        m_nResourceID = (int)lpszResourceName;
+        m_nResourceID = (int)((LONG_PTR)lpszResourceName);
     }
     else
     {
@@ -79,7 +79,7 @@ void CBitmapPicture::SetBitmap(LPCWSTR lpszResourceName)
 {
     if (IS_INTRESOURCE(lpszResourceName))
     {
-        m_nResourceID = (int)lpszResourceName;
+        m_nResourceID = (int)((LONG_PTR)lpszResourceName);
     }
     else
     {
diff --git a/Source/UpdateVersion/UpdateVersion.vcxproj b/Source/UpdateVersion/UpdateVersion.vcxproj
index 6f1cc8806..98cc5ae78 100644
--- a/Source/UpdateVersion/UpdateVersion.vcxproj
+++ b/Source/UpdateVersion/UpdateVersion.vcxproj
@@ -44,5 +44,4 @@
       <Project>{b4a4b994-9111-42b1-93c2-6f1ca8bc4421}</Project>
     </ProjectReference>
   </ItemGroup>
-  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
 </Project>
\ No newline at end of file