Be Prepared for Testing
Clear cookies, cache, history, etc.
In a Brave Browser New Window, go to:
brave://settings/clearBrowserData
Select the Advanced tab
Set Time range to “All time”
ENABLE everything except:
- Passwords and other sign-in data
(Myself, I would NOT make that exception)
(because I would have a backup prepared.)
(In other words, be prepared.)
Click on the “Clear data” button
Usually, in a Linux OS command line, you can start Brave Browser with one of the following commands:
brave -n --args --incognito --no-experiments --disable-extensions --disable-gpu
or
brave-browser -n --args --incognito --no-experiments --disable-extensions --disable-gpu
In a Brave Browser New Window, go to: “brave://version”
Scroll down to “Command line”
The beginnings of that command line character string, will indicate which command to use.
When Brave Browser is running, then see how the Full Screen is performing.
You might need to:
With Brave Browser running, in a Brave Browser New Window, go to:
brave://flags
Click the “Reset all” button.
You might:
-
Have a Graphics Acceleration (aka Hardware Acceleration) problem . . . so, locate the Graphics / Hardware Acceleration switch in your Brave Browser settings, and turn it OFF.
-
Have a particular extension that you installed, that could be a source for the trouble. If more than one extension, then test them, one-by-one.
-
Add an additional Brave Browser Profile, for testing.
Then see how the Full Screen is performing.