You must download all parts (e.g., part1 and part2) and extract them together using a tool like WinRAR or 7-Zip to get the single .bin file required for flashing.
Frequently hosts "Three-in-One" USB firmware for board numbers like M338 and M358.
Even if the board number matches, installing firmware with the wrong resolution (e.g., 1920x1080) or the wrong panel ID can result in a blank or distorted screen.
Another community-driven archive for universal motherboard software. Important Installation Notes