The upgrade tool requires a static connection to communicate with the bootloader. Open your Windows . Go to Network and Sharing Center > Change adapter settings . Right-click your Ethernet adapter and select Properties . Double-click Internet Protocol Version 4 (TCP/IPv4) . Set a static IP address: IP address: 192.168.1.100 Subnet mask: 255.255.255.0 Default gateway: 192.168.1.1 Click OK to save. Step 3: Run the Multicast Upgrade Tool

Even when following the correct procedures, you may encounter problems. Understanding these common issues can help you get back on track.

You must prepare your environment before starting the flashing process to avoid bricking your router:

Complete Guide to Downloading and Using the Huawei E5172 Firmware Upgrade Tool

Log in using your admin credentials (default is usually admin / admin ).

Unplug the power cable from the back of the E5172 so it is temporarily turned off. Step 3: Flash the Firmware Using the Upgrade Tool

If your router is working normally, you can often upload the firmware directly via the web browser interface under > Upgrade . However, if your router is bootlooping or stuck, you must use the Multicast Upgrade Tool method detailed below: 1. Configure the Tool

Click the file browser option inside the tool. Navigate to the directory containing your extracted upgrade components. Select the file named (or the respective .bin / .tar image) and click Open . 4. Trigger the Flash Cycle