At the mojang loading screen 2 white lines appear (as seen in the screenshot). This wasn't the case in 1.16.5.
The same happened to me, and the background also turned blue for a while when I change the Minecraft window in fullscreen.
I can confirm in 21w10a.
Video attached.
Reporter: BasInBest
Assignee: Felix Jones
Created: 2021-03-10T20:00:58Z
Updated: 2025-04-11T22:34:45Z
Resolved: 2021-03-15T16:52:04Z
ADO:
Confirmation Status: Confirmed
Area:
Mojang Priority: Normal
Category: Rendering
Labels:
Affects Versions: 21w10a
Fix Versions: 21w11a
Retrieved 2025-07-28T14:51:59Z
The same happened to me, and the background also turned blue for a while when I change the Minecraft window in fullscreen.