Huawei E1552 modem can be unlocked via firmware upgrade/downgrade. One needs to upgrade the firmware, and after that, you can unlock it with a correct NCK code.

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Users who want to unlock the modem Huawei E1552 need to follow the simple steps.

How to Unlock Huawei E1552 Modem Free?

1. Connect your modem to a Windows computer or laptop.

2. Let the modem install all the required drivers.

3. Make sure that your laptop has sufficient battery backup or is connected to a UPS.

4. Download the firmware file from the link which is provided at the end of the post.

5. Now disconnect the internet and exit or close the Huawei Mobile Partner software from the taskbar.

6. Now run the E155XUpdate 11.609.18.00.00.B418.zip, which you have already downloaded.

7. Accept the agreement and click the” Next” button.

8. Let the firmware to detect your dongle.

9. After detecting the data card, click on the ”Next” button.

10. It will ask you for firmware code (You can generate the flash and unlock code from the universal master tool).

11. Use flash code as firmware password.

12. After a few minutes, you will get the finish option. Just press the Finish button, and you have done it.

13. Once the device firmware update is finished, open the dongle’s Huawei mobile partner or software.

14. It will ask you for a SIMLock code (If you are using something other than the default SIM card).

15. Insert the unlock code which you had generated in step 10.

16. Click, OK.

17. Now, your device is fully unlocked, and you are free to use it with any network provider SIM.

Download Huawei E155X unlocker E155XUpdate_11.609.18.00.00.B418.zip

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