Clear the cache for key apps (Settings > Apps > ZLINK > Clear Cache) if you face lingering connectivity issues. Troubleshooting T3L Firmware Issues
You may have installed a firmware designed for a different resolution. You will need to find the correct firmware for your screen size. Conclusion t3l android player firmware
To access this menu, go to (or Extra Settings) and try one of these standard manufacturer codes: 1234 8888 5678 1617 3368 000000 Crucial Tweaks Inside Factory Settings Clear the cache for key apps (Settings >