Open the app or screen you want to record
Press Windows key + G to open Xbox Game Bar
Click the Capture widget
Click the Record button or press Windows key + Alt + R
To stop recording, click Stop or press Windows key + Alt + R
Find the recording in Videos > Captures
If Xbox Game Bar does not work, open Camera app and use its video recording feature
To record your screen with audio and more options, use a third-party screen recorder