: Firmware is typically distributed in compressed formats like .rar or .zip . A "part1.rar" suffix indicates the file is part of a multi-volume archive that requires all parts (e.g., part1, part2) to be downloaded before extraction. General Firmware Installation Guide
) matches your TV's physical panel resolution. Flashing incorrect firmware can result in a "black screen" or permanent board failure. Download RT2938P838 1920x1080 Gosonic Firmware part1 rar
: If the TV can still boot, navigate to Menu > Settings > System > Software Update > By USB . Completion : : Firmware is typically distributed in compressed formats
The TV should restart automatically once the process is complete. Safety Warnings : Ensure the firmware resolution ( Download RT2938P838 1920x1080 Gosonic Firmware part1 rar