Unlocking of Orange Huawei E3131 Tunisia Hi-Link modem has been already shared. Unlocking E3131 is easy and one-time work. Recently Beeline Russia has also launched a Huawei E3131 modem that is different, and it cannot be only unlocked with the help of an unlock code. Beeline E3131 comes with customized firmware and cannot be unlocked by unlock code only.
How to unlock Beeline Russia E3131 Huawei Modem through Firmware?
1. Download the firmware v21.158.00.00.1020 of E3131, and Cardlock unlocks tool.
2. Now disconnect the E3131 from the internet and close everything related to your Beeline Russia E3131 Huawei dongle.
3. Now, run the downloaded firmware file and follow the instructions until the end.
4. If the device asks for a password during the firmware upgrade, then use flash code (You can generate from Universal Master Code).
5. Now run the card lock unlock tool.
6. Detect your modem under the software and then ask for an unlock code, then provide the unlock code provided by routerunlock.com.
7. Click, OK.
