If you have just downloaded a "GTA IV RIP" file packaged in a .7z archive, you are likely looking to run Rockstar's most demanding port on a modest computer. The phrase "work" in your search suggests the most common hurdle: getting the game to actually launch and stay stable.
Here is a practical guide to making that "Rip" version work and optimizing the game so it is playable. gta iv rip7z work
You have the files on your drive. Now, let’s perform the operation. If you have just downloaded a "GTA IV
Many RIP7z files strip the radio to save 5GB. The game will crash on startup looking for station_mp3 files. gta iv rip7z work