YouTube Fullscreen Theater Mode
Makes YouTube theater mode fullscreen, using the entire height of the browser viewport for the video player.
YouTube Fullscreen Theater Mode
Add-on stats
Weekly download count: NaN
Firefox on Android: No
Risk impact: Moderate risk impact 
Risk likelihood:
Manifest version: 3
Size: 24.70K
URLs: Website
Ranking
Other platforms
Not available on Chrome
Not available on Android
Not available on Edge
Want to check extension ranking and stats more quickly for other Firefox add-ons?
Install
Chrome-Stats extension
to view Firefox-Stats data as you browse the Firefox Browser Add-ons.
Add-on summary
Makes YouTube theater mode fullscreen, using the entire height of the browser viewport for the video player. Works for regular videos and for livestreams.
- Page is scrolled to hide the YouTube header
- Chat is also resized to occupy the entire height
- Doesn't change the page when theater mode is disabled
And that's it. A simple improvement to you viewing experience.
Add-on safety
Risk impact
YouTube Fullscreen Theater Mode requires a few sensitive permissions. Exercise caution before installing.
Risk likelihood
YouTube Fullscreen Theater Mode may not be trust-worthy. Avoid installing if possible unless you really trust this publisher.
Upgrade to see risk analysis details