After changing the algorithm of Huawei E3272, the manufacturer has released one new model, called it Huawei E3372 (E3372s). It is a 4G data card, which supports GSM / EDGE / EVDO / LTE / FDD / TDD / UMTS bands. Various network providers started provided Huawei E3372 dongle to his customers, including MTS of Russia.

Huawei E3372 data card
Huawei E3372 data card

Network providers lock the network of the dongle so that users can not use another carrier SIM cards. But, after unlocking of the device you are free to use any another network SIM as well as the default. Here, unlocking is too handy, if you are moving to another place from your hometown.

How to unlock Huawei E3372 4G LTE Data Card?

1. Change the default SIM of Huawei E3372 4G modem, with another network provider SIM.

2. Plug the dongle to Windows PC.

3. Let the E3372 to install drivers and software on the PC.

4. Now, default software of the modem will automatically launch.

5. Now the dashboard or software of E3372 will ask you for SIMLock or unlock code.

6. Enter the 8-digit correct unlock code into the modem and click OK.

7. Now your device is fully unlocked to use any another network provider SIM.

By any means, if your device does not ask for unlock code, then download CardLock Unlock tool. Disconnect the Internet and close the default software of modem. Now run downloaded apps from the computer. Detect your Huawei E3372 dongle under the Card Lock Unlock tool. In unlocking software, you will see the IMEI of your modem. Now put the unlock code and unlock your device to use any another network provider SIM. Still, you have a problem, then leave a comment.

Note: Unlock code is not free, you have to pay the charge of unlocking of Huawei E3372 4G LTE Data Card. While paying mention model and IMEI in the transaction. Correct code will be emailed.

Note II: Huawei E3372H dongle is totally different than E3372s and unlocking are also different. E3372H comes in two different formats: non-hi-link and hilink. We have tested some dongles of the different network providers and the unlocking is mentioned in the different posts of this blog.

Order Unlock Code of Huawei E3372 (E3372S)


  1. I have Huawei E3372 and its unlock to any network. however I can only use 4G simcards only. If I insert 3G sim network is not shown.
    Is this a common problem with all E3372 or just only my device. Can this be solved?

    Thanks in Advance

  2. hi

    my modem is : E3372

    my IMEI is : 86613*****2780

    and share you in facebook and follow in google+

    please help me for unlock this modem


  3. Today I write to Kamlesh and asked him to help me unzip E3372 Modem Lock

    IMEL: 866119024588098

    He helped me to approve

    thanks to him

  4. Please i need help to unlock my Huawei E3372 because i have tried allot but no successful.


    Please i need help.

  5. SIR..

  6. Hello, help me unlock my modem
    HUAWEI Mobile Broadband
    LTE USB Stick
    HUAWEI E3372
    Model: E3372h-153
    IMEI: 866119026322207
    S/N: G4PDW15706001359

  7. hi

    my modem is : Huawei E3372h-607

    my IMEI is : 866850023415798

    and share you in facebook and follow in google+

    please help me for unlock this modem


  8. HELLO sir
    I live in Tanzania, i buy a huawei 4g lte. imei: 869907021655622 and model: E3372h-153, S/N:G4PDW15C24000873
    Please sir help me the unlock code.

  9. Dear Kamlesh, I accidentally ported the 21 firmware onto the Huawei e3372h – 135 instead of the one starting with 22 I got the 22 firmware reinstalled but now I have error code 10 failing to find a port. Is their any work around?

  10. ive bought a 4g airtel modem . acces internet with idea2g but it is too slow than using on mobile ..what it means ../?is it locked?plz help me….and another question is i cant call wth this modem through my lapptop …my model no is e3372h-604

  11. Sir… as u told about firmware …after using ur no…could I’ll be able to call with my laptop …but how will I find firmware in my modem or laptop ……I’m not a intelligent boy for laptop or other devices so,pls regret for such a stupid question BT I think u will surely help me …

  12. sir
    how do i know wich model of e3372 dongle it is
    its a vodafone locked e3372 4G dongle and plz send me the details as well as cost of unlock
    imei is 866850024144348
    plz help sir

  13. Mr. Kumar, let me just come out and say the truth. I am a student from Ghana with no online account or anything. A friend got me a modem for my birthday and I have tried since last month to unlock it but with no success and now I have 2 attempts remaining so please find it in your heart to help me. Its an MTN Ghana Modem E3372 with IMEI 869907028579833. Please do me this one favor i beg of you. God bless you in leaps and bounds. Enjoy your day.

  14. AT^NVRDEX=50503,0,128

    ^NVRDEX: 50503,0,128,6B DA E3 F8 BD 0B 73 A9 35 21 2C FA 33 81 00 42 C9 8A 91 09 0E 4F 08 F7 50 1B 5F 87 F0 0D 2E 89 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 01 70 7D 50 9A AB D9 7E 81 12 DB 07 B6 5C 4E 4D DC F3 70 F0 15 F6 ED 28 E8 EE E6 8B D5 4D D6 F3 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

  15. Sir i have a issue that i followed your step to unlock my airtel dongel E3372h_607
    But now it shows nothing even my computer not detect the dongel
    I think drivers are deleted.
    So now what i do…
    Pls tell me…

  16. hello sir,in my e3373h-607 4g dongle i want to use any network,
    by mistake i updated my dongle with version 22.317.01.00.356 and webui ,
    no it supports only idea.
    please help me to unlock my dongle sir

  17. Please assist with unlocking of E3372h-153, locked to UK EE or BT.
    Cannot find firmware version please advise.
    Will you be able to generate an unlock code for me once I pay for your services?

  18. Dear sir, E3372 IMEI: 866850022007984. can u help me with the unlock code. Please.. How to unlock thanks Hanuma

    RouterUnlock says: January 17, 2017 at 5:25 pm
    You need to pay for the unlock code, it is E3372h or E3372s?

    Hanum: sir, num is e 3372, neither h nor s,

    Can u tel me the cost to unlock or the procedure or link. ?

  19. Hi Kamlesh Kumar,

    my modem is : Vodafone E3372H

    my IMEI is : 866850024205800

    please help me for unlock code for this modem.

    Thanks In Advance!

  20. Huawei E3372h-153
    IMEI: 869907027563911
    help me unlock it, i can’t detect it using DC unlocker
    i have tried it several times

  21. Pls. help me to unlock my Huawei modem
    MODE: E3372
    IMEI: 869907028584700

    NB; All 10 attempts has been consumed.
    Pls. help me unlock that.
    THANKS !

  22. Device name:
    IMSI :
    My number:
    Hardware version:
    Software version:


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