Huawei Modem Firmware Update Tool |best|

Wait for the "Update Successful" message. The modem will reboot.

This method works for 90% of Huawei modems and routers. huawei modem firmware update tool

That said, enthusiasts will always need manual tools to unlock carrier restrictions or downgrade to performance-stable builds. The humble remains an essential piece of software for anyone serious about controlling their network hardware. Wait for the "Update Successful" message

Huawei offers different tools depending on the device type and user needs: Huawei Firmware Update Guide for Windows | PDF - Scribd huawei modem firmware update tool

These tools are usually named [Model]_Firmware_Update_[Version].exe . When run on a Windows PC with the modem plugged in, the wizard automatically detects the device and flashes the new firmware.