Download B310s Update 311 Universal Bin -

: Do not power off the router during this process. It will reboot automatically once finished.

The is a popular custom firmware used to unlock and upgrade the Huawei B310s-22 (and similar variants like the Download B310s UPDATE 311 Universal bin

: Select the downloaded .bin file and click Update . : Do not power off the router during this process

) 4G LTE router. This specific update is often sought after because it removes network locks (making the device "Universal") and provides a Browser-Based Interface for easier management compared to mobile apps. Before downloading, please note: ) 4G LTE router

: Firmware files found on forums or third-party sites can carry malware or bugs. Only download from trusted community repositories.

: A large Russian-language technical forum (requires a translator) known for extensive Huawei router firmware archives.

Since this is unofficial firmware, it is typically hosted on technical forums rather than Huawei's official site. You can usually find the download by searching these platforms: