Quick answer: A lagging wireless mouse can slow down your work and feel frustrating. The issue is usually easy to fix once you identify the cause. Most problems come from signal or power issues.
Wireless interference or low battery can cause delays. Distance from the receiver also affects performance. Tip: keep the receiver close to the mouse.
Replace batteries or recharge the mouse first. Move the receiver to a front USB port if possible. Tip: avoid placing it behind metal objects.
If lag continues, there may be driver or hardware issues. Test the mouse on another device. Tip: update drivers or try a different USB port.
Most wireless mouse lag issues are simple to fix. Start with power and positioning before assuming hardware failure.