To be blunt: currently, there isn’t a way to hook up a disk drive to an Xbox Series S. Obviously, you’re able to physically attach a disk reader to the console, however, the Xbox won’t read any of the information on the disk.

Any games optimized for the Xbox Series X and Series S can't be played on an external drive; you would need to move them over to internal or expansion card storage to play them. However, backward-compatible Xbox One, Xbox 360, and Xbox games will work.

Compatibility: Ensure that the external hard drive you choose is compatible with the Xbox Series S. It should support USB 3.1 Gen 1 or USB 3.0 to take advantage of faster data transfer speeds. Some external hard drives are specifically designed for Xbox consoles, offering additional features like plug-and-play compatibility and Xbox branding.

You can transfer your games from another Xbox device via an existing USB 3.1+ external hard drive to use on Xbox Series X|S. You can play Xbox One, Xbox 360, and original Xbox games directly from the external USB HDD. You can also use the network transfer function by following these steps: