RAR archive of 383 KB for board 11205-SA. The swg token in the name is unclear and is not expanded here, and no laptop brand, model or numbering scheme was confirmed, though the SA suffix resembles Wistron-style naming. Extract the archive to see whether it holds a boardview, schematic or other data. Whatever the content, compare the number printed on your PCB with 11205-SA before using it to trace rails, locate components or check test points during a repair.
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 @cyberlanelectonik. 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)