I agree, it’s not a universal problem but exclusively MSFS2020 because my graphics card didn’t have this problem until recently and anyway now everything is fine with other applications and games.
Trust me, I also requested technical assistance from NVIDIA and MSFS2020 ZenDesk and we ruled out problems with my setup after a week of emails. I think that at least NVIDIA support will have knowledge about graphics…
P.S. I think this topic is related to the topic at the following link: