diff --git a/src/engine/client/cl_scrn.cpp b/src/engine/client/cl_scrn.cpp
index 1cc079411c..b969bbd14b 100644
--- a/src/engine/client/cl_scrn.cpp
+++ b/src/engine/client/cl_scrn.cpp
@@ -37,6 +37,10 @@ Maryland 20850 USA.
 #include "client.h"
 #include "qcommon/q_unicode.h"
 
+#if defined(__APPLE__) && defined(BUILD_GRAPHICAL_CLIENT)
+#include <SDL3/SDL.h>
+#endif
+
 bool scr_initialized; // ready to draw
 
 /*
@@ -299,6 +303,16 @@ void SCR_UpdateScreen()
 
 	recursive = 1;
 
+#if defined(__APPLE__) && defined(BUILD_GRAPHICAL_CLIENT)
+	if ( cls.state == connstate_t::CA_LOADING )
+	{
+		// Mitigate #1812. Calling SDL_PumpEvents 3 times makes the loading screen frames show up,
+		// except the first one.
+		SDL_PumpEvents();
+		SDL_PumpEvents();
+		SDL_PumpEvents();
+	}
+#endif
 	// If there is no VM, there are also no rendering commands issued. Stop the renderer in
 	// that case.
 	if ( cgvm.IsActive() )
diff --git a/src/engine/sys/sdl_glimp.cpp b/src/engine/sys/sdl_glimp.cpp
index 49d4d6c568..1580598a94 100644
--- a/src/engine/sys/sdl_glimp.cpp
+++ b/src/engine/sys/sdl_glimp.cpp
@@ -988,10 +988,7 @@ static bool GLimp_RecreateWindowWhenChange( const bool fullscreen, const bool bo
 
 	if ( fullscreen != currentFullscreen )
 	{
-		Uint32 flags = fullscreen ? SDL_WINDOW_FULLSCREEN : 0;
-		int sdlToggled = SDL_SetWindowFullscreen( window, flags );
-
-		if ( sdlToggled < 0 )
+		if ( !SDL_SetWindowFullscreen( window, fullscreen ) )
 		{
 			GLimp_DestroyWindowIfExists();
 
@@ -2914,7 +2911,6 @@ void GLimp_HandleCvars()
 
 	if ( Util::optional<bool> wantFullscreen = r_fullscreen.GetModifiedValue() )
 	{
-		int sdlToggled = false;
 		bool needToToggle = true;
 		bool fullscreen = !!( SDL_GetWindowFlags( window ) & SDL_WINDOW_FULLSCREEN );
 
@@ -2923,10 +2919,7 @@ void GLimp_HandleCvars()
 
 		if ( needToToggle )
 		{
-			Uint32 flags = *wantFullscreen ? SDL_WINDOW_FULLSCREEN : 0;
-			sdlToggled = SDL_SetWindowFullscreen( window, flags );
-
-			if ( sdlToggled < 0 )
+			if ( !SDL_SetWindowFullscreen( window, *wantFullscreen ) )
 			{
 				Log::Warn( "SDL_SetWindowFullscreen failed: %s", SDL_GetError() );
 				Log::Warn( "Trying vid_restart" );