Buying an external drive is a much simpler solution, so stick with that. It's also moderately difficult, so we wouldn't recommend it unless you're very comfortable opening up your gadgets. While you technically can replace the internal hard drive, doing so will void your console's warranty. It's important to note that external hard drives are the only officially supported solution for gaining more Xbox One storage. You Can't Replace the Internal Xbox One Drive Let's look at how to use external drives with your Xbox One, the best external drives to buy, and some important points to know about this feature.
Thankfully, you can add some additional space using an Xbox One external hard drive. Most Xbox One models come with 500GB or 1TB drives, which isn't much to work with. If you've had your Xbox One for a while, chances are it's running low on storage space.