Used if the device is unresponsive or web UI is inaccessible. This requires specialized software (e.g., Huawei Firmware Writer) and a USB cable or specific COM port connection. This is high-risk and not recommended for standard users.
: It is safer to update via a wired connection rather than Wi-Fi to prevent data corruption. huawei b260a firmware update
Because Huawei often customized these devices for ISPs (like Orange's "Flybox"), official firmware is frequently distributed through those providers rather than Huawei's consumer site. ISP Downloads Used if the device is unresponsive or web UI is inaccessible