Second UX510U archive, also ZIP and the same 978 KB as the other copy, so it is most likely a duplicate, although only a checksum comparison can confirm it. The name gives no brand, revision or list of contents. Files for this model help a technician locate components, test points and power stages during board-level repair. Check the revision on the motherboard first, and if the package contains a BIOS image, make sure its size matches the flash chip before programming.
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 @schematiclaptopramkushwaha. Enginerys does not host this file.
How to open a .zip file
Compressed archive that every operating system opens without extra software.