: The process usually takes 5 to 7 minutes . Do not power off the TV during this time, or you may permanently damage the mainboard. Mainboard Availability TP.MT5522S.PC822 Main Board Replacement 55"-58" TVs
: Download all parts of the RAR archive into one folder and extract them. You should end up with a single firmware file (often named all_upgrade_v5522s.bin or similar). USB Method : Format a USB drive to FAT32 . : The process usually takes 5 to 7 minutes
This file is typically used for "re-flashing" a TV that is stuck on a logo screen, restarting constantly, or has corrupted software. You should end up with a single firmware
Plug the USB into the TV's slot while the TV is unplugged. Plug the USB into the TV's slot while the TV is unplugged
: The software has been split into multiple compressed segments to make downloading easier. To use this, you must download all parts (part01 through at least part07) and extract them together using a tool like 7-Zip or WinRAR. Usage and Installation
Copy the extracted firmware file to the root directory of the USB.