At its core, the Creation Kit (CK) is the official, free modding toolset released by Bethesda Game Studios for Fallout 4 . It's the same powerful software Bethesda used to build the game and all its official DLC, putting professional-grade development tools directly into the hands of players.

is one of the later stable updates to the Creation Kit for Fallout 4 . It’s the same tool Bethesda’s own level designers used, released to the public via the Bethesda.net launcher (and later standalone). This version includes fixes and features up to the Nuka-World DLC and supports all official add-ons.

It sounds like you’re referring to a specific version or build of the — likely 1.10.163.0 (the full version number is often shortened to 110163 in community posts).

Once downloaded, manually copy the files into your Fallout 4 game directory.