diff --git a/platform/windows/display_server_windows.cpp b/platform/windows/display_server_windows.cpp
index fe7d91dc18ce..7ac499a4968a 100644
--- a/platform/windows/display_server_windows.cpp
+++ b/platform/windows/display_server_windows.cpp
@@ -1259,9 +1259,10 @@ void DisplayServerWindows::_get_window_style(bool p_main_window, bool p_fullscre
 	}
 
 	if (p_fullscreen || p_borderless) {
-		r_style |= WS_POPUP; // p_borderless was WS_EX_TOOLWINDOW in the past.
 		if (p_fullscreen && p_multiwindow_fs) {
-			r_style |= WS_BORDER; // Allows child windows to be displayed on top of full screen.
+			r_style |= WS_OVERLAPPED; // Allows child windows to be displayed on top of full screen.
+		} else {
+			r_style |= WS_POPUP; // p_borderless was WS_EX_TOOLWINDOW in the past.
 		}
 	} else {
 		if (p_resizable) {