!!install!! Download Huawei E5172 Firmware Upgrade Tool -

: This tool pushes the firmware to the router over an Ethernet connection using a multicast protocol. The Process : Set your PC to a Static IP (e.g., 192.168.1.100 ). Open the upgrade tool and select your network adapter. Load the firmware file into the tool and click Start .

Here is the exact process to and execute the flash:

Once the light pattern stabilizes or the upgrade tool shows a success confirmation, click on the PC software. Restart your router. Troubleshooting Common Upgrade Issues

Log in with your administrator credentials (default is usually admin / admin ). Navigate to > Device Management > Upgrade .