Make sure the drum set has working batteries.Try replacing the batteries in the guitar.If the strum bar is registering extra hits, try keeping a finger on the strum bar while playing the game instead of flicking it with your fingers/hand.Once attached, the neck of a Guitar Hero Live controller cannot be removed.) (Do not do this with a Guitar Hero Live controller. If the buttons are not functioning in the game or behaving oddly, please press the lever of the back of the guitar at the base of the neck and remove the neck of the guitar.Try disconnecting and reconnecting the wireless dongle, then resynching the guitar.You should be able to see the buttons light up in the Window game controller panel when you test it.