The TCL 50EP660 (RT51 platform, V8-R851T02 firmware) can be updated via automatic OTA network updates or manual USB installation using a FAT32-formatted drive. Manual updates involve placing the .img file in the root directory and initiating the flash by holding the power button, while recovery mode allows for a factory reset if necessary. For official firmware files, visit TCL Support . How can I Restore a TCL Google TV in Recovery Mode?
Device Preferences:
Scroll down and select Device Preferences , then click About . System Update: Select System Update .
Network Update
Choose . If a new version is found, follow the prompts to download and install. Method B: Local Update (.zip File)
