Bulgaria Huawei E3131S-2 Vivacom modem comes with un-customized firmware and can be unlocked via unlock code and unlocking software only. If you are an owner of an E3131S-2 VIVACOM modem, then you can unlock it without flashing. You have only to follow some instructions, and you need Huawei new Algo unlock code of your IMEI.
How to unlock Bulgaria Huawei E3131S-2 Vivacom Dongle?
1. Download the unlocking tool of the E3131s-2 dongle from the end of the post.
2. Now disconnect the internet and change the default sim with another network provider sim.
3. Now connect the modem to Windows PC or laptop.
4. Let it launch the software of the dongle.
5. It should ask you for an unlock code/password. Just enter the 8-digit unlock code, and your Bulgaria Huawei E3131S-2 Vivacom dongle is unlocked forever.
In case, Bulgaria Vivacom locked Huawei E3131 dongle does not prompt for unlock code then close the software of modem (Huawei Mobile Partner of Vivacom brand).
Now run the downloaded app and detect your dongle under it. When the app shows the 15-digit IMEI, input the correct 8 digits unlock code in the “Unlock Code(6-8 digits):” box and click on the OK button. Now your modem is unlocked forever.
Note: Don’t try any free/wrong codes into your Bulgaria Huawei E3131S-2 Vivacom dongle; otherwise, it will be locked permanently. You can purchase the correct unlock code from the server.
