Megafon has launched a new Huawei broadband data card in Russia, called it M21-4. The new device comes locked to Megafon network locked and one can not use any another network provider sim in it, without unlocking the modem. The Megafon M21-4 is basically Huawei E3531 and unlocking process is also same for both the device.

Huawei Megafon M21-4Note : Unlock code of Megafon M21-4 is not free. Don’t enter any wrong codes into your modem, otherwise, it will be locked permanently. Either purchase from any server or pay 6$ in PayPal and mention model, network with IMEI in the transaction.

How to Unlock Megafon M21-4 Modem?

  1. Download Megafon M21-4 broadband unlocking software from the download link which is provided at the end of the article.
  2. Now plug the modem to Windows PC using USB cable (For MAC Users , MAC version software is also available).
  3. Now let the modem install proper software and drivers to PC.
  4. After installing the software (Huawei mobile partner) to PC, disconnect the internet (if already connected) and close the default software of the modem (If you are using Huawei mobile partner software then close it).
  5. Now run the downloaded Megafon M21-4 Data-Card unlocking software.
  6. It will detect and show your modem IMEI.
  7. Now put the correct unlock code and unlock your modem.

Another Way : Change the default SIM with another network provider and plug it to PC. Open the dashboard and it should ask the 8 digit unlock code / NCK code /Password. Put the correct code and enjoy.

Download Megafon M21-4 Unlock Tool (Huawei Modem Code Writer Tool)

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