Locate and toggle the permission to On for your file manager or web browser. 2. Source the Correct APK Bundle

If the signal is weak, the video stream will "time out" before it begins. Unplug it for 30 seconds.

If you landed here searching for the landscape has shifted since those version numbers were created. While you can hunt down those specific APKs, they are brittle, insecure, and likely to break within days due to API changes.

Sometimes the authentication token expires. Log out and log back in. Smart YouTube TV 617 740 vs. Official YouTube App Smart YouTube TV (617/740) Official YouTube App Ads None (Built-in blocker) Yes (Unskippable) Performance Fast on older hardware Heavy, can be slow UI Optimized for TV Standardized Support Community (Legacy) Google Support

This might sound strange, but incorrect date and time settings can cause SSL certificate errors, preventing the app from connecting to YouTube's servers securely. Go to your device's Settings → System → Date & time and make sure it is set to automatic.