We have been informed about Orange France offering Huawei E8377 CarFi 4G wingle for €95.81. We have come with an unlocking solution. However, we have personally not tested yet; proceed at your own risk. It may crash your device and will be useless. Unlocking is involved with two firmware files, so keep patience for at least 1 hrs while proceeding with steps.

Download the following required files first:

  1. Huawei E8377s-153 Firmware General
  2. Huawei E8377s-153 Firmware 21.300.01.00.00 Universal
  3. FcSerialDrv
  4. Huawei mobile partner (latest version)
  5. DC Unlocker

How to unlock Huawei E8377 CarFi 4G

  1. Install FcSerialDrv, Huawei mobile partner, and DC-Unlocker in PC.
  2. Connect the device with a USB cable to a Windows PC (for a better experience, use Windows XP).
  3. Now, run extract Huawei E8377s-153 Firmware v21. using any unzipping tool.
  4. Now, run the firmware update.
  5. Proceed with the screen.
  6. It will ask you firmware code (Comment below with the model and IMEI to get the firmware code).

7. Input the firmware code in Password windows.

8. Wait till the firmware finish.

9. Now, run DC-Unlocker and detect the device.

10. At the end of the result, paste the following command:

“AT^NVRDEX=50503,0,128” (without quotes) and press enter from the keyboard.

11. Now, it will show some NV commands in hash formats.

12. Copy everything and paste it into a notepad.

13. After getting the unlocking charge, the unlock code / NCK will be emailed back.

Note: If the device WiFi is stopped working after firmware change, then update with Huawei E8377s-153 Firmware 21.300.01.00.00 Universal. The device will start working normally.

14. Now, change the SIM and connect to the PC.

15. Login into the device with admin/admin details.

16. It will redirect you unlocking page.

17. Enter the code which I mail you.

18. Now, your Huawei E8377 will be unlocked forever to use any other network provider SIM as well as default SIM.

Note: Unlock code is not free; its charge is only 6 USD. You can pay through PayPal. At the same time, while paying, mention the model and IMEI in transactions. Unlock / NCK code will be delivered through email.

Update I: Unlocking of Vodafone Portugal CarFi is different; there is no need to change the firmware.

Update II: For O2 U.K. locked Huawei 4G In-Car WiFi, you can place an order for an unlock code here.

Update III: For Orange France locked Huawei CarFi or any other device, you can place the order here.

Update IV: For Orange, T-Mobile & EE United Kingdom locked devices, you can place an order here.

You might also be interested in unlocking and firmware file of Huawei E5878.


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