Smart Voice wireless mice may not work for several reasons.
First, make sure the mouse is properly connected to the computer or device and that the battery is charged.
Second, check that the Bluetooth function of the device is turned on and that the mouse has been successfully paired. If the problem persists, try restarting the computer or device, and then try connecting the mouse again.
If the problem persists, it may be necessary to update the mouse's driver or contact the manufacturer for further support and solutions.
It may be that the battery is broken, in this case, it is necessary to replace the battery directly to the wireless mouse, and some wireless mice are rechargeable and fully charged.
3, or the receiver has a problem, part of the wireless mouse connection is achieved through the receiver, we can re-plug the receiver.