Bouygues Telecom France has recently launched launched a new 4G LTE modem, the Huawei E5573Bs-320. This sub-model of Huawei E5573, comes with firmware version 21.329.63.01.309. 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 Bouygues Telecom France Huawei E5573Bs-320 (Firmware 21.329.63.01.309) and now it can flash the firmware to universal one. Means, unlocking of Bouygues Telecom France Huawei E5573Bs-320 is now possible without opening the screws of the device.

To unlock the Bouygues Telecom France E5573Bs-320 modem, you need to pay 10USD, which you can pay through PayPal. Once the correct details will be available, we will reply with key and further process of unlocking.

This modified file will work up to the firmware version 21.329.63.01.309, which comes in Bouygues Telecom France E5573Bs-320 modem.

How to Unlock Bouygues Telecom France Huawei E5573Bs-320 (Firmware 21.329.63.01.309)?

1. Download the unlocking file of Bouygues Telecom France Huawei E5573Bs-320 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 Bouygues Telecom France Huawei E5573Bs-320 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 Bouygues Telecom France Huawei E5573Bs-320 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 Bouygues Telecom France E5573Bs-320 dongle.

17. Once flashing 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 Bouygues Telecom France locked Huawei E5573Bs-320 (Firmware 21.329.63.01.309) is unlocked permanently to use with all sim cards.

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