Second volume, 1.00 GB, belonging to the Windows 10 ROG Edition 2020 v7 64-bit archive set, a custom pre-activated build with Republic of Gamers theming associated with ASUS. It cannot be used independently; WinRAR rebuilds the image only with all six parts together, starting from part1.exe. Technicians wanting a clean OS on a repaired ASUS gaming laptop are better served by official recovery media, since repacks like this are unsupported and can contain unwanted modifications.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @laptopschematics. Enginerys does not host this file.
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.