Extract the files to the root of a FAT32-formatted USB drive. Insert the USB into the TV's port while it is off.
Download all parts of the archive (ensure you have part01.rar , etc.). Download HV530 PC821 3840x2160 REF36 part01 rar
If you encounter errors during installation, you may need a programmer like the RT809H to flash the EMMC directly. How to download TP.HV530.PC821 SOFTWARE AVAILABLE Extract the files to the root of a FAT32-formatted USB drive
Power on the TV; the software update should begin automatically. Download HV530 PC821 3840x2160 REF36 part01 rar
This specific file string refers to the for the TP.HV530.PC821 motherboard