Full-screen mode lets you maximise your screen space for a more immersive viewing experience.
Video viewing basics
Watch a video in full screen
- Go to the video that you want to watch.
- At the bottom-right of the video player, click Full screen
.
.Exit full screen
To exit full screen, click the Exit full screen 
Having issues with full-screen mode?
- Bear in mind that YouTube videos on other websites, like blogs or news articles, may not have a full screen option.
- If you have problems viewing videos, make sure that you are using the most up-to-date version of your browser.
When in full-screen mode, you can scroll down to read comments and check which videos are up next. Scroll back up to hide everything except the video.