Windows 10/11’s background recording is notorious for breaking RTS games. It reserves GPU memory "just in case" you want to save a clip.
Reported by community members as a major fix for choppiness. 2. Crucial Windows & System Tweaks age of empires 4 lag fix
If your framerate is high but units glide or take seconds to respond to commands, you are experiencing network lag or unit engine latency. If your screen physically hitches, drops frames, or freezes, your PC hardware is struggling. your PC hardware is struggling.