An archive of repair files for Acer hardware. Shared as “Acer_e5_571_notebook_u43_is_broken,_causing_PLT_RST_to_be_abnormal.rar” — a .rar file, 2.44 MB.
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 @bartonarquivos. 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.
7-ZipWinRARThe Unarchiver (macOS)