Required if the system is corrupted or you are installing a custom ROM. This method requires specific drivers and the correct firmware image for your board version. How to update the software on an Android TV - TCL Support
Do not unplug the cable until the progress bar turns green and shows "Success." ⚠️ Important Troubleshooting Tips firmware tv box mx9 4k android 712 top
The firmware TV box MX9 4K Android 7.1.2 top offers several benefits, including: Required if the system is corrupted or you