If you type http//extender.linksys.com without the colon after “http,” you may encounter a page error. The correct URL is http://extender.linksys.com. This address is used to access the Linksys extender setup interface. When setting up your extender, ensure your device is connected to the extender’s WiFi signal. Once connected, open a browser and enter the corrected URL to start setup... https://linksys-wifi.com/