To access the router admin page enter 192.168.21.131 in the URL bar of your browser or click in the box below.
Popular router companies such as D-Link and TP-Link use 192.168.21.131 as their default IP address. These IP addresses are needed to access the admin panel settings.
Many people are clueless about their default IP address as the router setup is done by an expert or computer technician. However, it is very easy to find out the IP address on your own. Any changes to settings such as configuration of SSID, change of password of your wireless network to WAN, LAN and WLAN all require you to know your IP address
Note: Typing an invalid or incorrect IP address will prevent you from gaining access to the admin interface. Remember that a valid IP always has only numbers and not letters.
By logging in to the admin panel of your router, you can simply change the username, password and alter any other settings as you wish to. Here are the steps to alter the network name and password: