Unlocking of Huawei E8278S-602 modem is possible using unlock code if it prompts for NCK code after changing the simcard. Means, if your device is asking for SIMLOCK code after changing the default SIM card (to any another network provider sim card), then it can be easily unlocked.

One the Huawei E8278S-602 modem is unlocked, you can use the default as well as another network simcards too.



There is no need to change the firmware or software of the modem, means you will not loose the warranty. Unlocking a device by code is the easiest and fastest method. Once, the modem is unlocked, you can use it with any supported band SIM cards around the world.

How long we need to wait for an unlock code of Huawei?

The approximate delivery time for a Huawei unlock code is 1 to 8 hrs.

The average response time for a Huawei unlock code is 2 hrs (based on last 50 orders).

How to unlock Huawei E8278S-602?


1. Change the default simcard with any another network provider sim card.


2. Connect the Huawei E8278S-602 to PC with USB.


3. Open My Computer >> Virtual CD-ROM.


4. Run the setup file of the dongle.


5. It will automatically install the software and correct drivers to your computer.


6. It will automatically open the WebUI / connection manager.


7. It should prompt for SIMLOCK or NCK code (Only 10 attempts will be available to enter the code).


8. Enter the correct sim unlock code which is provided by sim-unlock.blog.


9. Click Apply/OK.


10. Now your Huawei E8278S-602 is network-free.


Once your device is successfully unlocked, you can connect to the internet.


  1. Hi, Model: Huawei E8278S-602, IMEI: 866425013076957, Network: Surfline Gh, Country: Ghana. Thanks in advance.

  2. salut svp j’ai besoir de votre aider pour desimlocker ma cle huawei
    opérateur: surfline
    imei: 866425013055084
    merci d’avance

  3. Kamlesh kumar ,thanks for your good work. Kindly help with the same dongle unlock code…my imei is 866425013082153. Thanks in advance

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