diff --git a/frontend/menu/menu_common.h b/frontend/menu/menu_common.h
index e6e1b44758..4d49a33a1c 100644
--- a/frontend/menu/menu_common.h
+++ b/frontend/menu/menu_common.h
@@ -107,6 +107,7 @@ typedef enum
    RGUI_SETTINGS_SAVESTATE_SAVE,
    RGUI_SETTINGS_SAVESTATE_LOAD,
    RGUI_SETTINGS_DISK_INDEX,
+   RGUI_SETTINGS_DISK_APPEND,
 #ifdef HAVE_SCREENSHOTS
    RGUI_SETTINGS_SCREENSHOT,
 #endif
diff --git a/frontend/menu/rgui.c b/frontend/menu/rgui.c
index 7e339f20a2..1b42583239 100644
--- a/frontend/menu/rgui.c
+++ b/frontend/menu/rgui.c
@@ -385,6 +385,8 @@ static void render_text(rgui_handle_t *rgui)
 
    if (menu_type == RGUI_SETTINGS_CORE)
       snprintf(title, sizeof(title), "CORE SELECTION %s", dir);
+   else if (menu_type == RGUI_SETTINGS_DISK_APPEND)
+      snprintf(title, sizeof(title), "DISK APPEND %s", dir);
    else if (menu_type == RGUI_SETTINGS_SHADER_MANAGER)
       strlcpy(title, "SHADER MANAGER", sizeof(title));
    else if (menu_type == RGUI_SETTINGS_CORE_OPTIONS)
@@ -471,7 +473,7 @@ static void render_text(rgui_handle_t *rgui)
       }
       else
 #endif
-      if (menu_type == RGUI_SETTINGS_CORE)
+      if (menu_type == RGUI_SETTINGS_CORE || menu_type == RGUI_SETTINGS_DISK_APPEND)
       {
          if (type == RGUI_FILE_PLAIN)
          {
@@ -574,6 +576,7 @@ static void render_text(rgui_handle_t *rgui)
             case RGUI_SETTINGS_CUSTOM_VIEWPORT:
             case RGUI_SETTINGS_TOGGLE_FULLSCREEN:
             case RGUI_SETTINGS_CORE:
+            case RGUI_SETTINGS_DISK_APPEND:
             case RGUI_SETTINGS_CONTROLLER_1:
             case RGUI_SETTINGS_CONTROLLER_2:
             case RGUI_SETTINGS_CONTROLLER_3:
@@ -1232,7 +1235,10 @@ static void rgui_settings_populate_entries(rgui_handle_t *rgui)
       rgui_list_push(rgui->selection_buf, "Restart Game", RGUI_SETTINGS_RESTART_GAME, 0);
 
       if (g_extern.system.disk_control.get_num_images)
+      {
          rgui_list_push(rgui->selection_buf, "Disk Index", RGUI_SETTINGS_DISK_INDEX, 0);
+         rgui_list_push(rgui->selection_buf, "Disk Image Append", RGUI_SETTINGS_DISK_APPEND, 0);
+      }
    }
 
    rgui_list_push(rgui->selection_buf, "Rewind", RGUI_SETTINGS_REWIND_ENABLE, 0);
@@ -1740,13 +1746,18 @@ static int rgui_settings_iterate(rgui_handle_t *rgui, rgui_action_t action)
    if (action != RGUI_ACTION_REFRESH)
       rgui_list_get_at_offset(rgui->selection_buf, rgui->selection_ptr, &label, &type);
 
-#if defined(HAVE_DYNAMIC)
    if (type == RGUI_SETTINGS_CORE)
+   {
+#if defined(HAVE_DYNAMIC)
       label = rgui->libretro_dir;
 #elif defined(HAVE_LIBRETRO_MANAGEMENT)
-   if (type == RGUI_SETTINGS_CORE)
       label = default_paths.core_dir;
+#else
+      label = ""; // Shouldn't happen ...
 #endif
+   }
+   else if (type == RGUI_SETTINGS_DISK_APPEND)
+      label = rgui->base_path;
 
    const char *dir = NULL;
    unsigned menu_type = 0;
@@ -1789,7 +1800,7 @@ static int rgui_settings_iterate(rgui_handle_t *rgui, rgui_action_t action)
             rgui->selection_ptr = 0;
             rgui->need_refresh = true;
          }
-         else if ((menu_type_is_settings(type) || type == RGUI_SETTINGS_CORE) && action == RGUI_ACTION_OK)
+         else if ((menu_type_is_settings(type) || type == RGUI_SETTINGS_CORE || type == RGUI_SETTINGS_DISK_APPEND) && action == RGUI_ACTION_OK)
          {
             rgui_list_push(rgui->menu_stack, label, type, rgui->selection_ptr);
             rgui->selection_ptr = 0;
@@ -1834,7 +1845,7 @@ static int rgui_settings_iterate(rgui_handle_t *rgui, rgui_action_t action)
    rgui_list_get_last(rgui->menu_stack, &dir, &menu_type);
 
    if (rgui->need_refresh && !(menu_type == RGUI_FILE_DIRECTORY || menu_type_is_shader_browser(menu_type) ||
-            menu_type == RGUI_SETTINGS_CORE))
+            menu_type == RGUI_SETTINGS_CORE || menu_type == RGUI_SETTINGS_DISK_APPEND))
    {
       rgui->need_refresh = false;
       if ((menu_type >= RGUI_SETTINGS_CONTROLLER_1 && menu_type <= RGUI_SETTINGS_CONTROLLER_4))
@@ -2032,6 +2043,7 @@ int rgui_iterate(rgui_handle_t *rgui)
 
          if (menu_type_is_shader_browser(type) ||
                type == RGUI_SETTINGS_CORE ||
+               type == RGUI_SETTINGS_DISK_APPEND ||
                type == RGUI_FILE_DIRECTORY)
          {
             char cat_path[PATH_MAX];
@@ -2103,6 +2115,15 @@ int rgui_iterate(rgui_handle_t *rgui)
                   rgui_list_get_last(rgui->menu_stack, NULL, &type);
                }
             }
+            else if (menu_type == RGUI_SETTINGS_DISK_APPEND)
+            {
+               char image[PATH_MAX];
+               fill_pathname_join(image, dir, path, sizeof(image));
+               rarch_disk_control_append_image(image);
+
+               g_extern.lifecycle_mode_state |= 1ULL << MODE_GAME;
+               ret = -1;
+            }
             else
             {
                fill_pathname_join(g_extern.fullpath, dir, path, sizeof(g_extern.fullpath));
@@ -2151,7 +2172,7 @@ int rgui_iterate(rgui_handle_t *rgui)
    rgui_list_get_last(rgui->menu_stack, &dir, &menu_type);
 
    if (rgui->need_refresh && (menu_type == RGUI_FILE_DIRECTORY || menu_type_is_shader_browser(menu_type) ||
-            menu_type == RGUI_SETTINGS_CORE))
+            menu_type == RGUI_SETTINGS_CORE || menu_type == RGUI_SETTINGS_DISK_APPEND))
    {
       rgui->need_refresh = false;
       rgui_list_clear(rgui->selection_buf);
diff --git a/general.h b/general.h
index 60f0c588c3..ac989294a9 100644
--- a/general.h
+++ b/general.h
@@ -698,6 +698,7 @@ void rarch_deinit_rewind(void);
 void rarch_set_fullscreen(bool fullscreen);
 void rarch_disk_control_set_eject(bool state, bool log);
 void rarch_disk_control_set_index(unsigned index);
+void rarch_disk_control_append_image(const char *path);
 
 void rarch_load_state(void);
 void rarch_save_state(void);
diff --git a/libretro.h b/libretro.h
index b02855ae1f..3e0ea73287 100755
--- a/libretro.h
+++ b/libretro.h
@@ -496,7 +496,7 @@ typedef void (*retro_keyboard_event_t)(bool down, unsigned keycode, uint32_t cha
 
 struct retro_keyboard_callback
 {
-    retro_keyboard_event_t callback;
+   retro_keyboard_event_t callback;
 };
 
 // Callbacks for RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE.
diff --git a/retroarch.c b/retroarch.c
index b5bf034ee4..c960f1c900 100644
--- a/retroarch.c
+++ b/retroarch.c
@@ -1724,10 +1724,11 @@ static void init_autosave(void)
 
 static void deinit_autosave(void)
 {
-   for (unsigned i = 0; i < sizeof(g_extern.autosave) / sizeof(g_extern.autosave[0]); i++)
+   for (unsigned i = 0; i < ARRAY_SIZE(g_extern.autosave); i++)
    {
       if (g_extern.autosave[i])
          autosave_free(g_extern.autosave[i]);
+      g_extern.autosave[i] = NULL;
    }
 }
 #endif
@@ -2420,6 +2421,48 @@ static void check_cheats(void)
    old_pressed_toggle = pressed_toggle;
 }
 
+void rarch_disk_control_append_image(const char *path)
+{
+   const struct retro_disk_control_callback *control = &g_extern.system.disk_control;
+   rarch_disk_control_set_eject(true, false);
+
+   control->add_image_index();
+   unsigned new_index = control->get_num_images();
+   if (!new_index)
+      return;
+   new_index--;
+
+   struct retro_game_info info = {0};
+   info.path = path;
+   control->replace_image_index(new_index, &info);
+
+   rarch_disk_control_set_index(new_index);
+
+   char msg[512];
+   snprintf(msg, sizeof(msg), "Appended disk: %s", path);
+   RARCH_LOG("%s\n", msg);
+   msg_queue_clear(g_extern.msg_queue);
+   msg_queue_push(g_extern.msg_queue, msg, 0, 180);
+
+#if defined(HAVE_THREADS) && !defined(RARCH_CONSOLE)
+   deinit_autosave();
+#endif
+
+   // Update paths for our new image.
+   // If we actually use append_image,
+   // we assume that we started out in a single disk case,
+   // and that this way of doing it makes the most sense.
+   set_paths(path);
+   fill_pathnames();
+
+#if defined(HAVE_THREADS) && !defined(RARCH_CONSOLE)
+   init_autosave();
+#endif
+
+   rarch_disk_control_set_eject(false, false);
+
+}
+
 void rarch_disk_control_set_eject(bool new_state, bool log)
 {
    const struct retro_disk_control_callback *control = &g_extern.system.disk_control;