: Never turn off the TV during a firmware update, as a power interruption can permanently damage the mainboard.
: Ensure the resolution (1366x768) and board number (RSAG7.820.5236) exactly match your hardware to avoid bricking the device. Download RSAG7 820 5236 1366x768 ABAJ DUMP rar
: If you download a .rar file, extract the .bin or .pkg file. It is often flashed via a USB drive or an SPI programmer like the RT809F. : Never turn off the TV during a
: Many TV repair specialists share .bin and .rar dump files on dedicated channels like hashmielecom . Download RSAG7 820 5236 1366x768 ABAJ DUMP rar
You can often find these files on community-driven technician sites or telegram channels. Here are the common sources: