diff --git a/src/libui_sdl/DlgAudioSettings.cpp b/src/libui_sdl/DlgAudioSettings.cpp
index 66bdf610..385128c4 100644
--- a/src/libui_sdl/DlgAudioSettings.cpp
+++ b/src/libui_sdl/DlgAudioSettings.cpp
@@ -180,4 +180,11 @@ void Open()
     uiControlShow(uiControl(win));
 }
 
+void Close()
+{
+    if (!opened) return;
+    uiControlDestroy(uiControl(win));
+    opened = false;
+}
+
 }
diff --git a/src/libui_sdl/DlgAudioSettings.h b/src/libui_sdl/DlgAudioSettings.h
index 30a5d538..f058c25b 100644
--- a/src/libui_sdl/DlgAudioSettings.h
+++ b/src/libui_sdl/DlgAudioSettings.h
@@ -23,6 +23,7 @@ namespace DlgAudioSettings
 {
 
 void Open();
+void Close();
 
 }
 
diff --git a/src/libui_sdl/DlgEmuSettings.cpp b/src/libui_sdl/DlgEmuSettings.cpp
index ad8c0474..768560d5 100644
--- a/src/libui_sdl/DlgEmuSettings.cpp
+++ b/src/libui_sdl/DlgEmuSettings.cpp
@@ -107,4 +107,11 @@ void Open()
     uiControlShow(uiControl(win));
 }
 
+void Close()
+{
+    if (!opened) return;
+    uiControlDestroy(uiControl(win));
+    opened = false;
+}
+
 }
diff --git a/src/libui_sdl/DlgEmuSettings.h b/src/libui_sdl/DlgEmuSettings.h
index 126497a2..baff7ce1 100644
--- a/src/libui_sdl/DlgEmuSettings.h
+++ b/src/libui_sdl/DlgEmuSettings.h
@@ -23,6 +23,7 @@ namespace DlgEmuSettings
 {
 
 void Open();
+void Close();
 
 }
 
diff --git a/src/libui_sdl/DlgInputConfig.cpp b/src/libui_sdl/DlgInputConfig.cpp
index 513bd901..98cdf8c1 100644
--- a/src/libui_sdl/DlgInputConfig.cpp
+++ b/src/libui_sdl/DlgInputConfig.cpp
@@ -450,5 +450,13 @@ void Open(int type)
     uiControlShow(uiControl(dlg->win));
 }
 
+void Close(int type)
+{
+    if (openedmask & (1<<type))
+        uiControlDestroy(uiControl(inputdlg[type].win));
+
+    openedmask &= ~(1<<type);
+}
+
 }
 
diff --git a/src/libui_sdl/DlgInputConfig.h b/src/libui_sdl/DlgInputConfig.h
index 9a73f378..94c73250 100644
--- a/src/libui_sdl/DlgInputConfig.h
+++ b/src/libui_sdl/DlgInputConfig.h
@@ -23,6 +23,7 @@ namespace DlgInputConfig
 {
 
 void Open(int type);
+void Close(int type);
 
 }
 
diff --git a/src/libui_sdl/DlgVideoSettings.cpp b/src/libui_sdl/DlgVideoSettings.cpp
index 69e5ac52..8749dc51 100644
--- a/src/libui_sdl/DlgVideoSettings.cpp
+++ b/src/libui_sdl/DlgVideoSettings.cpp
@@ -306,4 +306,11 @@ void Open()
     uiControlShow(uiControl(win));
 }
 
+void Close()
+{
+    if (!opened) return;
+    uiControlDestroy(uiControl(win));
+    opened = false;
+}
+
 }
diff --git a/src/libui_sdl/DlgVideoSettings.h b/src/libui_sdl/DlgVideoSettings.h
index cd3d1b19..25a938fa 100644
--- a/src/libui_sdl/DlgVideoSettings.h
+++ b/src/libui_sdl/DlgVideoSettings.h
@@ -23,6 +23,7 @@ namespace DlgVideoSettings
 {
 
 void Open();
+void Close();
 
 }
 
diff --git a/src/libui_sdl/DlgWifiSettings.cpp b/src/libui_sdl/DlgWifiSettings.cpp
index e16ce500..09080a0f 100644
--- a/src/libui_sdl/DlgWifiSettings.cpp
+++ b/src/libui_sdl/DlgWifiSettings.cpp
@@ -261,4 +261,11 @@ void Open()
     uiControlShow(uiControl(win));
 }
 
+void Close()
+{
+    if (!opened) return;
+    uiControlDestroy(uiControl(win));
+    opened = false;
+}
+
 }
diff --git a/src/libui_sdl/DlgWifiSettings.h b/src/libui_sdl/DlgWifiSettings.h
index f7b73985..466ce10f 100644
--- a/src/libui_sdl/DlgWifiSettings.h
+++ b/src/libui_sdl/DlgWifiSettings.h
@@ -23,6 +23,7 @@ namespace DlgWifiSettings
 {
 
 void Open();
+void Close();
 
 }
 
diff --git a/src/libui_sdl/main.cpp b/src/libui_sdl/main.cpp
index c086bbf8..0c7aacd4 100644
--- a/src/libui_sdl/main.cpp
+++ b/src/libui_sdl/main.cpp
@@ -1637,11 +1637,23 @@ void UndoStateLoad()
 }
 
 
+void CloseAllDialogs()
+{
+    DlgAudioSettings::Close();
+    DlgEmuSettings::Close();
+    DlgInputConfig::Close(0);
+    DlgInputConfig::Close(1);
+    DlgVideoSettings::Close();
+    DlgWifiSettings::Close();
+}
+
+
 int OnCloseWindow(uiWindow* window, void* blarg)
 {
     EmuRunning = 3;
     while (EmuStatus != 3);
 
+    CloseAllDialogs();
     uiQuit();
     return 1;
 }
@@ -1678,6 +1690,7 @@ void OnCloseByMenu(uiMenuItem* item, uiWindow* window, void* blarg)
     EmuRunning = 3;
     while (EmuStatus != 3);
 
+    CloseAllDialogs();
     DestroyMainWindow();
     uiQuit();
 }