- Plug the mouse into different USB ports.
- Test the ports on the front and rear of the case
- Switch between USB 2 and USB 3 ports
- Remove any USB hubs if you are using them.
- Perform a factory reset on the mouse. The onboard memory will be cleared and all settings will revert back to default.
- Hold the DPI + mouse wheel button down for 5 seconds until the LEDs flash