To perform the Asus login router steps, connect the router to a computer by using an Ethernet cable. For this, plug one end of the Ethernet cable into the LAN port of the computer and another end into one of the LAN ports of the router. Now, power on both the devices and make sure the power LED of the router is lit. After that, open a web browser on the computer and type 192.168.1.1 in the browser address bar. Tap to enter to open the Asus login router page. Lastly, enter the router default username and password in blank fields and tap OK to log into the router admin console.