Put all .rar parts in one folder. Use a tool like WinRAR or 7-Zip to extract "Part 01." It will automatically pull data from Part 06 to create a single file (usually ending in .bin or .pkg ).
Technicians often match firmware by the Main Board Number (e.g., TP.MS338.PC821) rather than just the TV model, as manufacturers sometimes change internal hardware during production. How to Use These Files
Do not turn off the power until the process reaches 100%. The TV will usually reboot itself. Where to Find Help