An archive of repair files for Dell hardware (board 10315-1). Shared as “DELL N4050 DV14 10315-1.GR.GR.zip” — a .zip file, 94.7 KB.
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 @nityatechnology2020. Enginerys does not host this file.
How to open a .zip file
Compressed archive that every operating system opens without extra software.
Built-in OS tools7-Zip