I have 2 monitors - one which is 4k resolution, the other is 1440p.
If I have studio open on my 4k monitor, turn it off, then turn it on again, the scaling will be off.
I suspect this is because when I turn one monitor off, the windows displayed on that monitor are moved to the lower resolution monitor, but switching back doesn’t update the resolution within studio?
Before switching monitor off (everything’s normal):
After switching monitor off and on again:

