Unable to view a Youtube video in full screen
It may happen that when you are watching a video on Youtube in full screen, the video isn't displayed.
Instead, there is only a gray triangle and one white:
Here's how to solve the problem:
- Right-click the video when it is in normal format.
- Click on "Settings".
- At the bottom of the window that appears.
- Uncheck "Enable hardware acceleration".
- Click Close.
- Read the video in full screen, it will be played without problem.