sethcampbell29 Said:
"Laggy Mouse on M1 Mac Mini: Occasionally, the mouse on my M1 Mac Mini lags. I'm using a wired mouse plugged into the on-device USB port. I've observed this with two mice, a Kensington M01307 and a Microsoft X05-87475, both are trackballs."
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Troubleshooting a Lagging Mouse:
A. Verify Compatibly:
If incompatible, it is not expected operate as desired.
B. Try Safe Mode:
In Safe Mode, login items do not run, and corrupt system files(i.e. caches) are intentionally reset as a way to fix issues
- Boot: in to Safe Mode: [Hold Down: shift key upon boot].
- Log in: as same user
- Wait: 30 seconds
- Restart; your Mac
- Log in: as same user
C. Remove Login Items:
While in Safe Mode, remove all of your Login Items, and then restart the Mac. Go Here: Change Users & Groups Login Items Preferences on Mac - Apple Support