Have you had any trouble setting up the Linksys RE1000? Very common problems include weak signals or blinking LEDs, or the extender not able to access the main router. For starters, make sure the RE1000 is within range of your Wi-Fi signal; also be sure to check if you are typing in the correct SSID name and password. If it is still not set up, then try resetting it by a 10-second press on the reset button. Also, check if your firmware is up-to-date. Access the customization webpage through your browser by using the IP address '192.168.1.1'; follow the procedure given on the screen. With these minor fixes, your Linksys RE1000 Setup should be ready to go.