diff --git a/src/desktop/main.ts b/src/desktop/main.ts
index a19b0a44b9..c856ba8699 100644
--- a/src/desktop/main.ts
+++ b/src/desktop/main.ts
@@ -286,8 +286,11 @@ async function showSplashScreen() {
 function closeSplashScreen() {
   if (splashWindow) {
     console.log(`[${timestamp()}] Closing splash screen...`);
-    splashWindow.close();
+    const win = splashWindow;
     splashWindow = null;
+    if (!win.isDestroyed()) {
+      win.destroy(); // Immediate destruction - avoids race with internal renderer scripts
+    }
   }
 }
 
diff --git a/src/node/services/tools/notify.ts b/src/node/services/tools/notify.ts
index 960955ebf3..0d85d89c83 100644
--- a/src/node/services/tools/notify.ts
+++ b/src/node/services/tools/notify.ts
@@ -76,7 +76,7 @@ async function sendElectronNotification(
     notification.on("click", () => {
       const windows = BrowserWindow.getAllWindows();
       const mainWindow = windows[0];
-      if (mainWindow) {
+      if (mainWindow && !mainWindow.isDestroyed()) {
         // Restore if minimized, then focus
         if (mainWindow.isMinimized()) {
           mainWindow.restore();