As of now, Metal Gear Solid 4: Guns of the Patriots has not been officially released as a standalone PC game. But you can still play it on PC through:

The gaming industry has seen a shift towards digital distribution platforms like Steam, GOG, and the Epic Games Store, making it easier for games to reach a wider audience. The absence of Metal Gear Solid 4 on PC suggests a demand for emulation or unofficial ports, but it also hints at missed opportunities for official re-releases.

The search query is targeting a product that does not exist. The user is likely being misled by clickbait or fraudulent search results.

If you're looking to play Metal Gear Solid 4: Guns of the Patriots on your PC, you're likely aware that it's a PS3 exclusive. However, there are a few methods you might consider:

Before this official port, the only way to play on PC was through the RPCS3 PlayStation 3 emulator.

This is where torrent downloads come into play. For those unfamiliar, torrents are a method of peer-to-peer file sharing that allows users to download large files, including games, from other users who have the file. The search term "metal gear solid 4 pc download torrent 63 link" suggests a specific inquiry into finding a torrent link for downloading the game on PC.