YouTube relies on secure certificates. If your TV’s date is wrong, it won't connect. Set it to or update it manually to the current time. Clear Cache/Data: Settings > Apps > YouTube and select Clear Cache Clear Data . This often fixes "app stopped" errors. Power Cycle:

If you'd like to try the software route, I can walk you through using a USB drive or explain which low-cost streaming device fits your TV's specific HDMI setup.

: It includes a built-in ad blocker and SponsorBlock to skip in-video ads.

Note: Many recent YouTube releases require newer OS / Google Play Services; installing an old APK may restore function but could lack features and security updates.

Do not waste time attempting to fix the native app. The cost in hours spent troubleshooting outweighs the value of a $30 external streaming stick. To get the "best" experience, treat the TV as a "Dumb Monitor" and invest in an external HDMI streaming dongle. This will likely extend the usable life of the TV panel by another 5-7 years.

If none of the above solutions work, it may be time to consider upgrading to a newer Smart TV or device. Newer devices often come with more modern operating systems, better app support, and improved performance.