I'm having the exact same issue, it's also caused by 150% fractional scaling in my case. I'm also noticing a lot of screen tearing when playing videos. All problems (resolution switching and screen tearing) disappear when I revert the scaling to 100%.
I'm having the exact same issue, it's also caused by 150% fractional scaling in my case. I'm also noticing a lot of screen tearing when playing videos. All problems (resolution switching and screen tearing) disappear when I revert the scaling to 100%.