He checked the by going to Bluetooth & devices > Touchpad .
A corrupted driver is a common cause of scrolling failure.
Alex sat staring at the screen, the long PDF document frozen in place. He tried to two-finger swipe downward, but the page didn't budge. He tried again, more forcefully this time, but the trackpad remained defiant. It was as if his laptop had suddenly decided that "scrolling" was a luxury it could no longer afford. Frustrated, Alex began the "Modern Troubleshooting Ritual." The First Attempt: Software Checks He started with the easiest suspects.
The SMC controls hardware functions like battery management and trackpad inputs. Resetting it can fix unresponsive hardware.
On Windows laptops, the most common reason for scrolling issues is that "Two-finger scroll" has been disabled in the settings.