To login to your Netgear WiFi extender, connect your device to the extender's network either wirelessly or via Ethernet. Open a web browser and enter "mywifiext.net" in the address bar. If this doesn't work, try "192.168.1.250". Enter your extender's username and password (default is "admin" and "password"). Follow the on-screen instructions to configure settings, extend your WiFi network, and enhance coverage. For detailed guidance on Netgear Login WiFi Extender, visit Netgear's support page or consult the extender's user manual for specific troubleshooting and setup instructions.