Hktrt2841p631 Firmware Review
Officially, no. The board comes with Android 7.1, and custom ROMs are not widely available. Some users have asked whether it is possible to flash a clean Android TV 9 firmware, but there is no confirmed working solution.
A power surge, failed update, or corrupted flash memory can leave your device unbootable. Reflashing the hktrt2841p631 firmware is often the only fix. hktrt2841p631 firmware