B628-265 Firmware
The is specifically optimized for the hardware capabilities of this device, which includes support for LTE Category 6, 300 Mbps download speeds, and dual-band Wi-Fi (2.4 GHz and 5 GHz). When Huawei releases a new firmware version, they aren't just changing the interface; they are tweaking the underlying code to make the device run more efficiently.
The remains one of the best-value LTE routers on the used market, but its potential is severely capped by carrier firmware. By carefully sourcing and applying the correct unlocked firmware (such as version 11.210.06.00.00 ), you regain full control over band selection, signal diagnostics, and network preferences. b628-265 firmware