This is the only fully legal, Microsoft-sanctioned method that preserves original quality.
For power users:
On your Xbox console (One, Series S, or Series X), navigate to the section. Scroll over to the "Apps" library and look for the Movies & TV app. If you do not have it, download it from the Microsoft Store (it is free). Www.xbox.com Video Download
Have questions or a method we missed? Drop a comment below. For official support, visit support.xbox.com or the Xbox subreddit. This is the only fully legal, Microsoft-sanctioned method