Huawei B311-221 Firmware -
The latest official firmware for the is typically version 10.0.1.1 (H187SP60C983) . Huawei generally does not provide downloadable firmware files directly to end-users for "Local Upgrade"; instead, they use HOTA (Huawei Firmware Over the Air). How to Update Your Firmware
This usually happens if you try to flash a firmware file intended for a different sub-model (e.g., trying to flash B310 firmware on a B311) or a different regional carrier configuration.
If the progress bar stops moving for more than 15 minutes, or you receive an "Update Failed" error: Huawei B311-221 Firmware
Using firmware-mod-kit :
Open a web browser and enter the default IP address: 192.168.8.1 (or the custom IP you assigned). Log in using your admin credentials. The latest official firmware for the is typically version 10
There are several ways to update your router's firmware. We'll start with the easiest, official method and then explore more advanced options.
To prevent turning your Huawei B311-221 into an unuseable "brick," always follow these safety guidelines: If the progress bar stops moving for more
If your internet is working fine, stick with official firmware. If your carrier forces poor bands or your router is carrier-locked, exploring unlocked firmware is worthwhile.