If installation succeeded, no warning will be shown at exiting

source/ubinstall-gtk.c

@@ -2239,7 +2239,7 @@ confirmation_window *yon_confirmation_window_new(){
 }
 
 gboolean on_yon_exit(GtkWidget *,GdkEvent*, main_window *widgets){
-    if (!main_config.exit_accepted){
+    if (!main_config.exit_accepted||(main_config.save_done&&main_config.install_complete)){
         if (widgets){};
         confirmation_window *window = yon_confirmation_window_new();
         dictionary *dict = NULL;