To use a .rar dump file, you typically need an ISP (In-System Programming) tool and software like RT809F or RT809H to write the data directly to the TV's memory chip. Technical Resources & Downloads

The board is often associated with the MT8222 chipset. Chassis: RSAG7.820.1637. Main IC: MediaTek MT8222.

If you are seeking this dump because your TV is not working, try these steps before attempting a risky hardware flash:

Choose country
Change country