1. First, you will need to log in via IP Address. To do this, open any browser and navigate to 192.168.1.1. The default username is admin and the default password is 1234.
2. Select the Settings/Configuration icon (two gears) on the left side of the screen. Then, select Wireless Settings LAN 2.4G.
3. In Wireless Settings LAN 2.4G, enter your desired username in the Name (SSID) field. Ensure that the Wireless LAN setting is Enabled. Then, enter your desired password in the Pre-Shared Key field. Repeat this process for the Wireless Settings LAN 5G. When you are finished, click Apply. It may take a minute or two for the changes to go into effect. If you do not see the new WiFi name after a few minutes, reboot the router.