How to unlock MTS modem Huawei 420s?

Published by B. MTS
/
Aug 22, 2016.

Do you want your MTS 420s modem to work with any SIM card? Find out of our article, how to unlock it.

In this article we will discuss the issue of unlocking the MTS 420S modem of the Huawei brand, so that it can be used for any operator. This method is relevant for other models of the same brand.

How to unlock MTS 420S modem?

How to unlock MTS 420S modem?

The procedure should be as follows:

  1. Put the modem. To do this, enter the official website of the company with firmware. Download a new software version. Run the file and execute the installer instructions.
  2. Disconnect the modem from the computer, and then remove all the standard programs for it. In our situation, this is a connector manager
  3. Restart your computer
  4. When it turns on the Huawei Modem 3.0 modem 3.0 control panel
  5. Connect the modem
  6. Reinstall drivers and run the Connect Manager program
  7. She will ask you to unlock code. It can be taken on one of the services on the Internet. It is best to take this - http://huaweicodecalculator.com/new-algo//
  8. Follow the link and log in through Google account
    Enter the IMEI modem and click Calculate
  9. You will move to the next page, where you need to put like or plus, so that you show the service code of unlock
  10. Enter the received code in the program and the modem will be unlocked.

As you can see everything is not so difficult, and most importantly, that after that your modem will work with any SIM card.

Video: Unlocking the Huawei E3131 modem (MTS 420S, MTS 420D, Megaphone M21-1)

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