IW6SP64 Ship.exe is the main executable file for Call of Duty: Modern Warfare 3, responsible for launching the game on 64-bit Windows systems. The file is typically located in the game's installation directory, and its presence is required for the game to function properly.

Are you trying to fix a specific related to this file, such as a "missing DLL" or a "crash to desktop" ?

Right-click Call of Duty: Ghosts in your library > Properties > Local Files > Verify integrity of game files... This automatically replaces missing or corrupt files from official servers.

If you are looking for the iw6sp64_ship.exe file, it is important to know that this is a core executable specifically for Call of Duty: Ghosts

A legitimate copy of Call of Duty: Ghosts (whether from Steam, a physical DVD, or authorized resellers like Green Man Gaming) should install this file automatically. Why, then, are thousands of gamers searching for manual downloads?