Thank you for your help.

Weird.
It was on 150% recommended. I switched it to 100% and then back to 150% and now it works again. What caused this because I have not touched these setting?

Thank you very much for your...

Hello,

I turned on my computer today and since then I have this blue beam, I don't know what else I can call this, and all software interfaces or windows stop there. I rebooted it but it does not...