Http//extender.linksys.com is a direct link to the configuration interface of your Linksys WiFi extender. This portal is used to install new expanders or change the settings of existing devices. Make sure your extender is connected to the router and turned on before using the URL. Once you’re done, you can manage WiFi settings, update firmware, and troubleshoot connectivity issues. If you are having trouble accessing the URL, you may need to do a factory reset of your internet connection, device settings. This site is essential to increase your WiFi reach and productivity.