Part four of a split archive set holding a multi-language Windows 10 Pro image labelled pre-activated, sized at 1.00 GB. Extraction requires all five volumes, launched from the part1 self-extractor or opened in WinRAR, with the files in a common folder. Technicians keep OS images for reinstalling after SSD or motherboard replacement and burn-in testing, though this type of repacked release is not genuine Microsoft media and should be scanned and checked for licensing compliance first.
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.