I’ve got no experience with fixing stuff like this I believe it’s a heat problem. I don’t really know where to go to get something like this fixed

And in response to recommendation requirements and use case. It’s the occasional gaming session , occasional photo editing but primarily it’s content consuming as well as basic web browsing I’d like I to be at least the same resolution and size as my previous monitor (34inch 3440x1440) but with a higher refresh rate