For the vast majority of users, step #1 (the trackpad conflict) or step #3 (the alcohol wipe) will restore full scrolling functionality within two minutes. Don't let a tiny software glitch turn your $80 Magic Mouse into a heavy, non-scrolling paperweight.
Bluetooth connections can become "buggy" after long periods of use. A hard reset of the connection often clears the cache and restores functionality. magic mouse not scrolling
How to Fix a Magic Mouse Not Scrolling: A Complete Troubleshooting Guide For the vast majority of users, step #1
Clean the top surface of the mouse with a lint-free microfiber cloth slightly dampened with water or 70% isopropyl alcohol. For the vast majority of users