100% Working Unlocking of Zain Saudi Arabia Huawei E5577S-321 (Firmware 21.200.05.00.375)

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Zain Saudi Arabia locked Huawei E5577S-321 can be unlocked as our team has successfully developed the tool. It is basically modified firmware 21.200.05.00.375 of Saudi Arabia Zain E5577S-321. This device security is too high, so all normal firmware gives the error.

We had earlier also shared the unlocking of Zain Saudi Arabia Huawei E5577S-321 (Firmware 21.200.05.00.375), but you have to go through a long procedure. Now, the single file can unlock this router. It is tested and working fine.

The best feature of our modified firmware is that it can unlock your router without opening the screws of the device. This means, for unlocking of Zain Saudi Arabia Huawei E5577S-321, there is no boot shot involved.

This modified file will work with only firmware version 21.200.05.00.375, which comes locked to Zain Saudi Arabia E5577S-321 Huawei router.

How to Unlock Zain Saudi Arabia Huawei E5577S-321 (Firmware 21.200.05.00.375)?

1. Download the unlocking file of Zain Saudi Arabia Huawei E5577S-321 from the link provided at the end of this post.

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

3. Unlocking app of Zain Saudi Arabia E5577S-321 will generate the hardware ID, copy, and email me when it is asked by our team (Charge is 6USD).

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

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

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

7. It will install the correct drivers in the 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 Zain Saudi Arabia Huawei E5577S-321 unlocking file, which you have already downloaded.

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

16. Click Register to start flashing the firmware of your Zain Saudi Arabia Huawei E5577S-321 dongle.

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

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

AT^RESET

19. Press Enter from the keyboard.

A response will come as OK.

Now your Zain Saudi Arabia locked Huawei E5577S-321 (Firmware 21.200.05.00.375) is unlocked permanently to use with all sim cards.

Note: Before running this app, change the Zain sim with any other network provider simcard. Then only proceed.

 

 

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