If you wish to change the default password of your D-Link router. You will have to open the configuration page of your router by opening up your internet browser. Once you have logged into the page of configuration,
You can create a new password by going to wireless settings menu. So, here are the steps that you must follow in order to Change D-Link Router Default Password.
Once you have made the changes in the default password of Dlink router, then the wireless devices are going to get disconnected and will need a new password for reconnection.