To login to the D-Link Wi-Fi Range Extender first, you need to connect your device to the D-Link extender wirelessly and the Wi-Fi Range extender must be plugged in. Please note that if your device is not connected to the Extender then scan for the available wireless network from your device and connect to the Wi-Fi Extender network. We also suggest you that understand the process completely before you proceed to update your Wi-Fi Range extender Firmware version.