Try recalibrating the wireless frequencies on your wireless reciever and or mouse, theres usally a button to change the channel. Something in your house must be interfering with it.
Former Best Buy Super User Community Veteran since 2008. Please note due to the forum closings, I will no longer be answering posts on these forums. Please visit https://www.bestbuy.com/support for support or dial 1-888-BEST-BUY for further assistance.