Connect the modem to your computer and check the "Diagnostic" or "Device Information" section in the connection manager.
Put a SIM card from a non-supported network into the dongle and plug it into your computer. Trigger the Unlock Prompt: Zte Modem Dongle Unlock Code Calculator -16 Digit- Online
Use reputable services like IMEI.info or sim-unlock.net to request a code based on your IMEI. Connect the modem to your computer and check
If no prompt appears, access the web interface by typing 192.168.0.1 or 192.168.1.1 into your browser. Log in with the default credentials (usually admin for both) and look for or NCK settings. If no prompt appears, access the web interface by typing 192
The IMEI is essential for calculating an unlock code. You can find it by:
To unlock your ZTE modem dongle, you typically need an 8 or 16-digit Network Control Key (NCK) generated from your device's unique 15-digit International Mobile Equipment Identity (IMEI) number. Newer ZTE models often require a , while older versions may only need 8 digits. How to Find Your ZTE Modem’s IMEI
If your modem software has a dialer, enter *#06# . Steps to Unlock Your ZTE Modem Online