RAR archive for the HP ENVY 17, 1.16 MB in size, with no board number, revision or content list in its name. Extract it with WinRAR or 7-Zip to find out what it holds, which may be a schematic, boardview or other repair data. The ENVY 17 name was used across several generations and motherboard designs, so compare the board code printed on your PCB with any documentation inside before relying on it for rail tracing or component values.
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 @freeschematicdiagram. 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)