You may need to set up a modem from scratch when you get a new modem or when you forget your linksys wifi router password. Our mobile app explains how to configure linksys modem. App content; How to setup Linksys router with wired internet service or using smart setup wizard (linksys ac 1200, ac 2200) How to check Linksys router's local IP address (Default ip address 192.168.1.1) How to update the router admin password? How to change Linksys wifi password (configure basic wifi settings) How to configure guest access and wifi bridge mode How to set up parental controls to block specific websites How to install Linksys wifi range extender (e1200)