The "part1" in the filename indicates that the software was too large for a single upload and has been split into multiple segments (e.g., part1.rar, part2.rar).
While procedures vary by brand, updating motherboard firmware usually follows these steps: Download MS338 PC821 1920x1080 Shownic part1 rar
The specific file version mentioned is designed for a 1920x1080 (Full HD) panel. The "part1" in the filename indicates that the