: The most reliable method is using the HUAWEI Support Global page. You can search by serial number or use the HUAWEI PC Manager to automatically detect and update official drivers for connected Huawei devices.

: Huawei offers a specific One-click Driver download tool for their computer products which can sometimes identify peripheral modem hardware.

Because the MS2131i-8 is an industrial component, drivers may not always be listed on standard consumer support pages. Use these verified channels for a secure installation: