Mouse Scroll Not Working Mac File

If scrolling fails only in browsers (Safari/Chrome) or Electron apps (Slack, Discord), the issue is likely a conflict between the rendering engine and the input handler.

Wireless mice can exhibit strange behavior, including losing specific functions like scrolling, when battery levels are low or interference is present. mouse scroll not working mac

However, before you blame faulty hardware or rush to buy a new mouse, it is essential to understand that on macOS, the problem is often software-based. This essay provides a useful, step-by-step diagnostic approach to identify and resolve scroll wheel failure, saving you time and money. If scrolling fails only in browsers (Safari/Chrome) or

Many Mac users install mouse drivers from Logitech (Logi Options+), SteerMouse, or USB Overdrive. These tools can conflict with macOS’s native drivers. If you have such software: If you have such software: macOS runs a

macOS runs a background process called SystemUIServer that handles mouse and keyboard input. If this process glitches, scrolling can freeze while clicking and moving still work. Resetting it is safe and fast:

USB 3.0 ports and drives can emit 2.4GHz interference, disrupting Bluetooth signals. Mouse movement (tracking) is prioritized, while scrolling data packets may be dropped.

: Low power can cause erratic behavior; ensure your mouse is charged or has fresh batteries. Software and System Fixes