Sorry haven't answered, site wouldn't let me login for 3 days. I've tried all you suggested, plus the the other gentlemans Settings reset, still not working right. I'm probably going to be taking the computer to a local repair which is highly recommended.
Thanks again for sticking with me. I'll...
Yes it is 4k and I've been using the recommended setting for a couple years with no problem. I tried the new setting and the same problem is there. Something has changed a month ago and have to just figure it out, thanks again for your help