Entering http //extender.linksys.com may cause errors because the format is incomplete. The correct format is http://extender.linksys.com , which opens the setup wizard for your Linksys Wi-Fi extender. Through this portal, users can connect their extender to the router, configure security settings, and update firmware. If you encounter login issues, double-check the web address and e... https://linksys-wifi.com/