Confirm the USB is FAT32 and the file is in the root directory. If it still fails, try a different, smaller USB drive.
This is often a setting in the Factory Menu . You can usually access this by pressing Input + 2580 or Menu + 1147 on your remote. tsk105a03 firmware update free
Use an app like (Rockchip) or SP Flash Tool readback (MediaTek) to dump current firmware. Confirm the USB is FAT32 and the file
Updating your firmware can bring numerous benefits, including: try a different