Display got stuck on a zoom level

I can zoom in from the locked level. But can’t zoom out from that level. Please help.

I’m not on XFCE, but if I remember correctly, AltScrollwheel down zooms out.

If that doesn’t work, please read this:

and post some more information so we can see what’s really going on. Now we know the symptom of the disease, but we need some more probing to know where the origin lies…

An inxi --full --admin --verbosity=7 --filter --no-host would be the minimum required information… (Personally Identifiable Information like serial numbers and MAC addresses will be filtered out by the above command)