To change the login password for a D-Link router, you will have to visit the web domain dlinkrouter.local. For this, you need to open your web browser and type in the web URL http://dlinkrouter.local or default IP address http://192.168.0.1 into the address bar of the browser. Then, for the login process, obey these steps: Go to Click Management -> System Admin. Next, fill in the password you would prefer to set and finally hit on the Save button.