My device suddenly out of nowhere stop responding to hand touch on touchscreen smartpen is working fine on screen I may have been caused by windows update I still not have any solution to it .
Multiple Devices was affected by that update..
https://answers.microsoft.com/en-us/windows/forum/all/acer-spin-3-windows-11-touch-screen-not-working/179e0168-71c3-42cd-95c8-6eb1c8f319cf