Nexttel Cameroon has recently launched launched a new 4G LTE modem, the Huawei E5577Cs-321. This sub-model of Huawei E5577, comes with firmware version 21.319.01.00.1387 (and WebUI 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 Nexttel Cameroon Huawei E5577Cs-321 (Firmware 21.319.01.00.1387) and now it can flash the firmware to universal one. Means, unlocking of Nexttel Cameroon Huawei E5577Cs-321 is now possible without opening the screws of the device.

To unlock the Nexttel Cameroon E5577Cs-321 modem, you need to pay 6USD. While paying mention model, network, and IMEI in the transaction.

This modified file will work up to the firmware version 21.319.01.00.1387, which comes in Nexttel Cameroon E5577Cs-321 modem.

How to Unlock Nexttel Cameroon Huawei E5577Cs-321 (Firmware 21.319.01.00.1387)?

1. Download the unlocking file of Nexttel Cameroon Huawei E5577Cs-321 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 Nexttel Cameroon Huawei E5577Cs-321 will generate the hardware ID, copy and send me after making the payment.

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 Nexttel Cameroon Huawei E5577Cs-321 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 Nexttel Cameroon E5577Cs-321 modem.

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 Nexttel Cameroon locked Huawei E5577Cs-321 (Firmware 21.319.01.00.1387) is unlocked permanently to use with all sim cards.

Note: Those who want to unlock Nexttel Cameroon Huawei E5577Cs-321 router free of cost, can comment with model, network, country, hardware id, and IMEI of the device. Registration details will be updated by our team.


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