This is how multi monitors behave on nvidia drivers now. Give this a shot also guys. Nvidia driver team is really doing a horrible job since last year. NVIDIA GeForce Game Ready Driver 576.40 Discussion - #54 by DrewmorKuZy Last great driver was 537.58 and everything went downwards after that with undocumented changes, 24H2 etc. Have a lovely positive weekend you all.
edit: And there is one more workaround if you guys on 24H2 and using chromium based browsers/apps etc NVIDIA GeForce Game Ready Driver 576.28 Discussion - #26 by DrewmorKuZy