·Go to the Admin panel of the Asus Router and login using the correct username and password
·Once you login you are on the dash of the ASUS router
·Click on Wireless panel in the Administrative Settings option
·From the Wireless panel, you will see the different type of Options related to WiFi.
·First select the SSID and WiFi Band you need to change the password for, if your router doesn’t support multiple bands and SSID then ignore this step.
·Select the password protection types WEP/WEP2, etc.
·Enter the new password in the password field and click on save.