First make sure your wireless is On And try that with connect another wifi like you phone " Hotspot " If the connection is successful that is fine , and there is no problem from your laptop Then try to connect to the Modem from another laptop or phone , to make sure everything is ok In your laptop, go to the name of the wireless, and forget it " remove the password " and try to connect again Try with trapshooting .. - Maybe the channel of your modem , sometimes be the reason -