Solution 2: Update Graphics Drivers. Outdated or incompatible graphics drivers can cause freezing issues in Roblox. It’s crucial to keep your graphics drivers up to date to ensure optimal ...

It should fix the issues you are facing with the white screen on Roblox. 2] Turn on Windowed optimization Open Display settings > Advanced graphics and enable the Windowed optimization.

The mouse cursor can go off screen on Roblox if you have set the monitor scaling above the recommended limit. By default, the limit is set to 100% (depending on the display resolution).