2) Open the Control Panel, open Mouse, and see if your particular mouse drivers let you run tests, or configure how the system responds to certain events.
Reply to WyomingKnott
my mouse is new.and it is working well in other computer.i had also do run test , and it is working but when i go back to the desktop it is really annoying ,just one button is working
Reply to yvonnelee
try left click if it doesnt work then its stuck or something wrong with it like if it got wet or something. dont do this but I did it and it works because I spilled milk on it.I smacked it hard and now it works it could damage the mouse though.