Check the bottom label for the exact model number (e.g., ZTE MF910, ZTE F670L).
Unlocking your router typically voids your warranty with Airtel. how to unlock airtel zte router
Connect your computer to the router via Wi-Fi or LAN and navigate to the admin page (usually 192.168.0.1 192.168.1.1 Log in using the default credentials (usually admin/admin or found on the router's sticker). A prompt will appear asking for a Network Unlock Code Check the bottom label for the exact model number (e