diff --git a/packages/ide/src/client.ts b/packages/ide/src/client.ts
index 63f91bdeba7a..42e72e8c8469 100644
--- a/packages/ide/src/client.ts
+++ b/packages/ide/src/client.ts
@@ -35,10 +35,13 @@ export abstract class IdeClient {
 
 		let appWindow: Window | undefined;
 
-		window.addEventListener("beforeunload", (e) => {
-			e.preventDefault(); // FireFox
-			e.returnValue = ""; // Chrome
-		});
+		if (!window.matchMedia("(display-mode: standalone)").matches) {
+			window.addEventListener("beforeunload", (e) => {
+				e.preventDefault(); // FireFox
+				e.returnValue = ""; // Chrome
+			});
+		}
+
 
 		window.addEventListener("message", (event) => {
 			if (event.data === "app") {