EDIT: To clarify, this happens at random, but mostly when resizing the window-- or even dragging across a window within Roblox Studio.
This is NOT on Windows XP, it’s only dubbed so because it looks like a similar glitch that happened on that operating system.
The images are self explanitory, other users in the DevForum discord report the same issue.
This often requires a reopen of Studio for a temporary fix but not even guaranteed.
UPDATE:
Switching to rendering mode of OpenGL from DirectX11 seems to have been a temporary work around.
And yes, I’m on updated drivers.
My specs are
RTX 2080
i7-8700k
Windows 10
I call it Windows XP Glitch because this:
And there seems to be no definitive name for that.