Unlocking of Vivacom Bulgaria locked new 4G LTE router Huawei E5573s-320 is supported. It can be unlocked for free without opening the screws. It comes with firmware version 21.323.03.01.738. It is highly secured firmware and this is the best method to unlock this router.

We have modified the firmware and now you can unlock the Vivacom Bulgaria Huawei E5573s-320 (Firmware 21.323.03.01.738) router totally free. It can be unlocked without opening the screws. After unlock you can use the network provider simcard worldwide, including Vivacom Bulgaria.

The good news is that, it is totally free for Vivacom Bulgaria Huawei 21.323.03.01.738 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 your router.

This modified file will work to the firmware version 21.323.03.01.738, which comes in Vivacom Bulgaria Huawei E5573s-320 router.

How to Unlock Vivacom Bulgaria Huawei E5573s-320 (Firmware 21.323.03.01.738) [FREE]?

1 Download Vivacom Bulgaria Huawei E5573s-320 unlocker free.

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

3. Unlocking app of Vivacom Bulgaria Huawei E5573s-320 will generate the hardware ID.

4. Copy and paste the generated hardware id in the comment box, since unlocking is free of cost.

5. Our team will provide the registration name and registration key according to the hardware ID.

6. Once you are ready with registration details, download Huawei latest drivers.

7. Unzip using WinRAR or any another software and run the setup file.

8. It will install the correct drivers automatically in the background.

9. Now download and run DC unlocker software.

10. Click on Search Magnifying Glass of the DC unlocker software.

11. It will detect your device and show complete details of your router.

12. At the end of the result, in a new line, paste the following command:

AT^GODLOAD.

13. Press Enter from the keyboard.

14. Wait for 10-second to load the drivers automatically.

15. Now run the Vivacom Bulgaria Huawei E5573s-320 unlocking application, which you have already downloaded.

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

17. Click Register to start flashing the firmware of your Vivacom Bulgaria Huawei E5573s-320 router.

18. Once flashing is completed, again detect the device in DC unlocker app.

19. At the end of the result, now paste the following command:

AT^RESET

20. Press Enter from the keyboard again to reset the router.

A response will come as OK.

Now your Vivacom Bulgaria Huawei E5573s-320 is unlocked permanently and can be unlocked worldwide with any simcard.

Unlocked your router free, share with your friends!

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