How to Unlock Huawei E303 Modem & Router

Unlocking a modem to use all Sim card has always been easy before the generation of huawei E303 modems. Most people find it very hard to unlock this modem at first, not anymore. Here is how to unlock huawei E303 mtn, glo, etisalat and airtel  modem and router. You should also check how to unlock E3531 Dongles.

Requirement to Unlock Huawei E303 Modem and Router.

  • Internet access.
  • The secret website.
  • Your modem IMEI number.

How to Unlock E303 Router and Modem.

To unlock this type of modem, you have to first generate an unlock code and then use it to unlock the huawei E303 modem.

  • Visit ( to generate an unlock codes for your Huawei modems, Huawei mobile phones, Huawei routers.
  • This is best done on a PC, there might be a little complication on phone.
  • Enter your device IMEI number and click on the Calculate button.
  • Your device unlock code will appear. Copy it somewhere for later use.
  • Keep the unlock code safe, you will need it to unlock your modem using the next guide below.

How to Unlock Huawei Modem Using the Unlock Code.

  • Insert a foreign sim card to your modem. I mean to unlock mtn huawei E303 modem, you should insert etisalat or airtel or glo sim card into your modem. To unlock airtel E303 modem, insert any of the other three ISP Sim card.
  • Insert your modem to a USB port on your pc, a window will pop up from your modem software asking for unlock code.
  • Enter the unlock code you generated earlier and click on OK.
  • It might take up to 10 to 15 seconds to unlock.

That’s it on how to unlock huawei E303 mtn, glo, etisalat and airtel modem and router. Kindly share this tutorial with your friends and family using the social buttons below. If there is anything you don’t understand, please feel free to make use of the comment box to ask your question.

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This Post Has 8 Comments

  1. kb aremu

    U are too much, welldone

  2. Criss

    i just followed the tutorial on how to decode a glo modem but there was no pop up window asking for the unlocker code.I had an information saying the device can only be used for specified sim cards. How do i then proceed?

  3. Ochuko

    Do you need any special software to do this?

  4. boogey

    thanks a lot, it worked like a charm for me. u r the best….

  5. saint

    please i didnt get any popup after inserting an mtn sim into my glo modem. pls what can i do

  6. daniel

    etisalat locked my modem with no more entry ot imel number what should i do E303

  7. Charles

    After inserting the another network sim, the only popup i got was” the device can only be used for specified sim cards”.
    Is there any other way?

  8. Ambrose

    I’ve gotten my unlock codes but can’t input it in, even trying to use the sat I downloaded,it keeps showing error when I input the unlock codes in the software

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