The presence of a .rar extension typically indicates a "repack" or a manually compressed backup of the GOG offline installer files.
If you are attempting to use this specific file, be aware of these common troubleshooting points: Cyberpunk.2077.v1.6.GOG.part12.rar
: Due to the game's massive size (approximately 60–70 GB for base version 1.6), standalone "offline" installers are often split into numerous smaller .rar or .bin parts. To successfully install the game, all parts (Part 1 through the final part) must be present in the same folder before extracting. Technical Context & Installation The presence of a