If your Valorant is not working on your Windows 11 PC, then this post will help you to fix this issue. Usually, this issue can occur due to outdated graphics card drivers, corrupted game files, ...
Restart the computer, and while it is starting back up, press the BIOS key (this is usually one of the F2, F10, F12, or Delete keys). Once in the BIOS, look for options like Intel VT-x, AMD-V, or ...