How to Unlock ZTE MF821D Modem

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ZTE MF821D 4G USB Modem is also named as O2 Surfstick LTE 4G. It is also available for operator Telenor in Norway. It supports FDD Band 800/1800/2600MHz with peak download speed up to 100Mbps and uploads speed up to 50Mbps.

ZTE MF821D factory unlock code is now available. You can place the order using the link given at the end of this post. To unlock ZTE MF821D Modem, you will have to enter the correct code. Once unlocked, it will work with any SIM in any part of the country and worldwide. Don’t try any free code in your modem as the number of attempts is limited and wrong codes will permanently lock it.

Unlock ZTE MF821D Modem

How to Unlock ZTE MF821D USB Modem

  1. Insert a non-acceptable Network SIM (i.e. if your router is locked to Network “A” then insert the sim of Network “B”) on your ZTE Modem.
  2. After inserting the SIM card in your ZTE MF821D USB Modem, connect it to your computer.
  3. Open “My Computer” and install the drivers from the virtual CD Rom if not installed already.
  4. The web browser should open automatically. If not, then open it manually and login to your device’s dashboard at http://192.168.1.1 or http://192.168.1.1 or http://192.168.8.1 depending on ZTE MF821D IP address.
  5. Type admin if prompt to enter the password.
  6. It should redirect you to the unlocking page automatically. If not, then go to Setting and search for the option to enter the Unlock/NCK code in your MF821D Modem.
  7. Enter the correct Unlock/NCK code received from unlockmyrouter.com and click OK, the MF821 Modem might restart to display the new network.

The unlocking charge for a single device is 6 USD.

Code Delivery Time – 2 Hours to 24 Hours

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