But if it is not a wireless mouse, the mouse is broken. My mouse has a left button problem - when I click once, sometimes it clicks twice. Tried to put in a new battery, change the USB port on my laptop, but the issue is still the same. Answer The double click is a button switch problem if you did not use any other firmware to update it. We judge that the witch is broken, Genius Traveler 9000 Mouse[…]