Generic RAR archive named simply Desktop, 112 MB in size, with no model, brand or board number in the title, so the contents cannot be identified from the name alone. It may be a collection of repair material such as schematics, boardviews or firmware dumps gathered from a working folder. Extract it and inspect each file individually, matching any board numbers found inside against the PCB you are servicing. Scan the contents before use and treat unverified BIOS images with caution, always backing up the original chip 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 @videocard_notebook_resistance. 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.