Huawei B683 Firmware Update 4g 2021

A frequent issue reported by users post-update was the inability to connect to 4G.

Cause: The 2021 firmware changes how DHCP requests are sent to certain ISPs.
Fix:

Subject: Huawei B683 Gateway Firmware Update Procedures and 4G LTE Migration Date: 2021 (Retrospective Analysis) Device Model: Huawei B683 (Home Gateway) Keywords: B683, Firmware, LTE, 4G, Update, V100R001CXXXB138 huawei b683 firmware update 4g 2021

Before updating, you must know what you’re running.

Steps to check:

You’ll see something like:
Firmware Version: 11.180.01.00.123
Web UI Version: 17.100.09.00.03

The key is the firmware version number. The most common older versions found pre-2021 were: A frequent issue reported by users post-update was

The target 2021 updates typically start with 11.180.xx or 11.181.xx (depending on region).

Cause: The update resets band locking preferences.
Fix: Before updating, you must know what you’re running