Tigo Guatemala has recently launched launched a new 4G LTE modem, the Huawei E3372H-510. This sub-model of Huawei E3372H, comes with firmware version It is highly secured firmware and there is no direct procedure to change the firmware to universal one for unlocking.

Our team has modified this firmware of Tigo Guatemala Huawei E3372H-510 (Firmware and now it can flash the firmware to universal one. Means, unlocking of Tigo Guatemala Huawei E3372H-510 is now possible without opening the screws of the device.

Earlier also our team had modified the firmware of MTN Ghana E5577s-321 which comes with firmware version 21.328.62.00.429 / 21.326.62.00.429 and WebUI version / It can be also unlocked without opening the screws.

Another good news is that, it is totally free for Tigo Guatemala E3372H-510 users. You don’t need to pay for this device unlocking. You have to provide the hardware ID in comment box to get the key for the unlocking of Tigo Guatemala Huawei E3372H-510 modem.

This modified file will work up to the firmware version 21.328.62.01.429, which comes in Tigo Guatemala Huawei E3372H-510 modem.

How to Unlock Tigo Guatemala Huawei E3372H-510 (Firmware [FREE]?

1. Download the unlocking file of Tigo Guatemala Huawei E3372H-510 from the link which is provided at the end of this post.

2. Run on any Windows PC (32-bit or 64-bit / Win XP, Win 7 or Win 10).

3. Unlocking app of Tigo Guatemala Huawei E3372H-510 will generate the hardware ID, copy and paste in the comment box, since unlocking is free of cost.

4. Our team will provide the key according to the hardware ID.

5. Once you are ready with key, download Huawei latest drivers.

6. Unzip using WinRAR software and run the setup file.

7. It will install the correct drivers in background.

8. Now download and run DC unlocker software.

9. Click on Search Magnifying Glass.

10. It will detect your device and show complete details.

11. At the end of the result, in a new line, paste AT^GODLOAD.

12. Press Enter from the keyboard.

13. Wait for 10-second to load the drivers.

14. Now run the Tigo Guatemala Huawei E3372H-510 unlocking file, which you have already downloaded.

15. Fill the registration name and key which you have got by our team.

16. Click Register to start flashing the firmware of your Tigo Guatemala E3372H-510 dongle.

17. Once flashing completed, again detect the device in DC unlocker software.

18. At the end of the result, paste the following:


19. Press Enter from the keyboard.

A response will come as OK.

Now your Tigo Guatemala locked Huawei E3372H-510 (Firmware is unlocked permanently to use with all sim cards.

You can also unlock MTS Serbia Huawei E3372H-153 (Firmware free of cost.

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