: Use a tool like WinRAR or 7-Zip to extract Part 1 (this automatically pulls data from Part 2 and 3). You should get a file named allupgrade_ms358_xxx.bin or similar.
The filename you've provided refers to specifically for a Chinese "universal" motherboard, used to repair or update TVs that use the Samsung panel or remote. Firmware Breakdown : Use a tool like WinRAR or 7-Zip
: If the screen is "mirrored" (upside down) after the update, you may need to enter the Service Menu (usually Input + 2580 or Menu + 1147 ) to adjust the "Mirror" setting. Firmware Breakdown : If the screen is "mirrored"
turn off the power until the blinking stops and the TV restarts. On many boards, the update starts automatically, and
Plug the TV back in. On many boards, the update starts automatically, and the standby LED will blink rapidly.