I've had to stop using my external monitor completely to avoid the problem. I tried turning off screen locking and screen dimming to avoid it, but that didn't help. The only thing I have found that leaves me in a reliable working state is to not use the external monitor.
I've had to stop using my external monitor completely to avoid the problem. I tried turning off screen locking and screen dimming to avoid it, but that didn't help. The only thing I have found that leaves me in a reliable working state is to not use the external monitor.