: The primary source for official firmware and software packages for business-grade hardware.
To upgrade or restore your HG658 V2 firmware:
If you receive an "Invalid File" or "Update Failed" error, you are likely attempting to flash a firmware file intended for a different hardware revision. Double-check your regional model variants. Alternatively, your ISP may have locked the firmware partition, blocking manual uploads.
If the upgrade process was interrupted, the router firmware may be corrupted. You can attempt a forced recovery: Turn off the router. Press and hold the button.
: If your router was provided by an Internet Service Provider (e.g., Orange, Telecom), you may need firmware customized for their network. In many cases, these routers are locked to ISP-provided updates and may not accept generic official firmware. How to Check Your Current Firmware Version
If a bad bricks your router (steady power LED, no response to pings), do not throw it away. You can recover via TFTP bootloader :
Enterprises can access the Huawei Carrier Support Portal .
Go to the Maintain tab or Device Management section.
Never flash firmware over Wi-Fi. Connect your computer directly to one of the router’s LAN ports using an Ethernet cable.
If your router fails to boot after an update, you may need to perform a factory reset: