Router password recovery

Hello,

Hi I have just bought my self a new laptop and I can't get net on to my new laptop as I can't findfor is there anyway to bypass my password as I don't need to change any of my settings on it I just want to get this new laptop online.... In addition to that I changed my router login password and forgotten...please help to recover wifi wpa password or router login password... But my mobile is connected to it...suggest me a way to find password without changing the settings