: Plug the Huawei E8372 into a USB power source and connect your computer to its WiFi network.
: Do not disconnect the device or turn off the power during the update, as this could permanently damage (brick) the modem. Method 2: Using the HUAWEI AI Life App If you prefer managing your device via smartphone: huawei e8372h-155 firmware update
The E8372h-155 often uses firmware versions in the range. For example, a widely available version is 21.335.01.00.233 with WebUI 21.100.50.03.233 . Unlike some earlier variants, this specific model (h-155) is primarily a modem and does not support SD card storage by default. How to Update Your Firmware : Plug the Huawei E8372 into a USB
: Open the app, select your router/modem, and go to Updates . select your router/modem