A: For USB method, yes – as long as you can access the physical button combo to trigger update mode. But you will need a remote for factory reset afterward.
| Risk | Consequence | |------|--------------| | Wrong mainboard version | Bricked TV (no power, no picture) | | Incomplete flash | Partial functionality (e.g., no sound) | | Malware | Rare but possible – infected USB drives | | Voltage mismatch | Damage to SPI flash chip | coby tv firmware update