1. When the wireless router is plugged in, don't connect the cat first, and connect the computer to any LAN port of the wireless router; 2. Enter the router gateway address in the browser address bar (on the label behind the router), and enter the login user name and password to enter the setup page; 3, according to the PPPOE(ADSL virtual dialing) mode settings, enter the Internet account and password; 4. Set the SSID, encryption method and password; 5. Save and restart; 6. After the setup is completed, connect the network cable from the cat LAN port of the wireless router to the WAN port.