blurred fuzzy

I got my new 2021 16" M1 Pro, replacing my 2019 16" Intel MacBook. To my great disappointment, the DELL U3818DW 38" external monitor is extremely fuzzy and blurry (especially visible on fonts) on the M1 Pro compared to the Intel 16" MacBook which I was using up until now. No monitor settings...

I got a phone call from a friend and after the first ring, the screen completely blurred and went unresponsive. It still rings and vibrates from calls and being plugged in to charge, but won't respond to touch at all other than pressing the power button. Won't restart or shutdown, and if I press...

Hello, I am using the Apple Lightning to SD Card Reader a few months now and it's working fine except for one issue: After I import RAW images from my Canon DSLR, they are randomly blurred for a few minutes but sometimes a few hours or not at all, e.g. I can view, edit and share them...

I didn't have this problem with El Capitan, but ever since I upgraded my 2011 MPB to Sierra, I've had problems with blurred screens/fonts. It's driving me nuts. If I log off, the problem briefly goes away and then returns. I should mention that I do not have a Retina screen and use 1280x800...