Today, I am writing for HUAWEI E3331 4G USB Modem Dongle instructions. Recently I have provided the article to unlock H3G Tre Italy E3131 (E3131S-2) Modem dongle. Unlocking of HUAWEI E3331 4G USB  Data Card is also same process. HUAWEI E3331 4G USB Modem Data Card also comes with un customised firmware and can be unlocked easily.
Huawei E3331 Modem
Huawei E3331 Modem

How to unlock Huawei E3331 4G USB Modem Dongle :


  1. Download HUAWEI E3331 4G USB Modem Dongle DataCard unlocker software from the download link which is provided at the end of the article.
  2. Now disconnect the internet and change the default sim with another network provider sim (another than default network sim in HUAWEI E3331 4G USB Modem Dongle DataCard.)
  3. Now connect the modem to PC or laptop.
  4. Now let it launch the software of the modem.
  5. Now close the software of modem (Huawei Mobile Partner software of EE brand).
  6. Now run the downloaded HUAWEI E3331 4G USB Modem Dongle DataCard unlocker software.
  7. Now detect your HUAWEI E3331 4G USB Modem Dongle DataCard into the downloaded software.
  8. Now put 8 digit unlock code in “Unlock Code(6-8 digits):” box and click on OK button.
  9. Now your modem is unlocked forever.


Note : Don’t use any wrong codes into HUAWEI E3331 4G USB Modem Dongle DataCard. HUAWEI E3331 4G USB Modem Dongle DataCard comes with Huawei new algorithm security. HUAWEI E3331 4G USB Modem Dongle DataCard can not be unlocked with old algorithm security unlock code. If you will try with wrong codes then your modem will be locked permanently. Either purchase through any server or pay via Paypal or liberty button which is created on my blog or contact email for cheapest rates unlock codes. Users who want more codes for them i will reduce the prices as less as possible.
Note : I provides the Huawei wifi mifi routers / gateway unlock codes also in cheap rates. 

Download HUAWEI E3331 4G USB Modem unlocker software


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