I play warthunder and I get 10 fps on the lowest settings when I should get at least 30,and while playing I get 3 fps and like the computer frezzes about 10 min it is slow like hell.and than it gets normal.also when I search the browser it gets really slow.
In this forum, we make sure, your computer is free of malware and your computer is clean
Because the access to malware forum is very limited, your best option is to create new topic about your current issue, at Windows section.
You'll get more attention.