Larry ;IIRC there are hairs or other foreign material around the bars that translate the balls movement. Underside of mouse is a plastic keeper so the ball don't escape. Open, take out ball, remove debris replace ball & see if I'm more qualified than the dummies at Verizon storeGood Evening Folks: Well; my Mouse's Wheel Scroll quit working on ArboristSite. It's done this before and I fixed it, but I've slept since then. Any tips on what to do ?
Rest easy play safe