Linksys Extender Setup Or Linksys Wi-Fi Repeater Install Manually,Methods to Install or configure Linksys Wireless Extender,extender.linksys.com The web-based Linksys extender configuration page is accessed via the URL. WiFi extenders are specifically developed to eliminate and strengthen dead network spots as well as your home wireless network. The WiFi boosters enhance and retransmit the increased wireless signals received from the existing home WiFi router. As a result, the strength of your WiFi signal rises in practically every part of your house or workplace.