diff --git a/Source/Core/DolphinQt/Config/Graphics/AdvancedWidget.cpp b/Source/Core/DolphinQt/Config/Graphics/AdvancedWidget.cpp
index f1261c453e..47fa7d3eae 100644
--- a/Source/Core/DolphinQt/Config/Graphics/AdvancedWidget.cpp
+++ b/Source/Core/DolphinQt/Config/Graphics/AdvancedWidget.cpp
@@ -197,6 +197,7 @@ void AdvancedWidget::SaveSettings()
 
 void AdvancedWidget::OnBackendChanged()
 {
+  m_backend_multithreading->setEnabled(g_Config.backend_info.bSupportsMultithreading);
 }
 
 void AdvancedWidget::OnEmulationStateChanged(bool running)
diff --git a/Source/Core/VideoBackends/D3D12/VideoBackend.cpp b/Source/Core/VideoBackends/D3D12/VideoBackend.cpp
index b901b994e0..8426709b39 100644
--- a/Source/Core/VideoBackends/D3D12/VideoBackend.cpp
+++ b/Source/Core/VideoBackends/D3D12/VideoBackend.cpp
@@ -66,7 +66,7 @@ void VideoBackend::FillBackendInfo()
   g_Config.backend_info.bSupportsReversedDepthRange = false;
   g_Config.backend_info.bSupportsComputeShaders = true;
   g_Config.backend_info.bSupportsLogicOp = true;
-  g_Config.backend_info.bSupportsMultithreading = true;
+  g_Config.backend_info.bSupportsMultithreading = false;
   g_Config.backend_info.bSupportsGPUTextureDecoding = true;
   g_Config.backend_info.bSupportsST3CTextures = false;
   g_Config.backend_info.bSupportsCopyToVram = true;