Click "Stop" in the tool once the LEDs indicate success, then restart the router. Safety and Troubleshooting
The Multicast Upgrade Tool allows you to push firmware directly to the router via an Ethernet cable. It bypasses the web interface, making it perfect for:
If you'd like, I can help you or provide a list of AT commands to verify your unlock status. B593s-22 Multicast upgrade tool.exe
What or carrier branding is on your device?
Release the button. The router is now accepting the file from the tool. Step 5: Completion and Cleanup Click "Stop" in the tool once the LEDs
Incorrect firmware model (e.g., flashing B593u-12 firmware onto a B593s-22).
Do interrupt power or close the tool until "Upgrade Successful" appears. The router will automatically reboot (Power LED solid). This takes up to 10 minutes. After reboot, perform a factory reset via the reset button (press 30 seconds) to clear any residual NVRAM settings. What or carrier branding is on your device
Right-click → Run as administrator . If Windows SmartScreen or Defender blocks it, click "More info" → "Run anyway". The GUI will appear.
Close the tool. Go to Windows Device Manager, disable and re-enable your Ethernet link, then launch the tool strictly as an administrator. Signal Lights Do Not Flash (No Progress)
The Multicast Upgrade Tool is a specialized Windows application developed by Huawei. Unlike standard web-interface updates, it pushes firmware directly to the router's network chip using multicast data packets. Key Use Cases
Multicast upgrade is a technology that enables the simultaneous upgrade of firmware on multiple devices connected to a network. This approach eliminates the need for individual device upgrades, reducing the time and effort required to keep devices up-to-date. In a multicast upgrade, a single firmware image is transmitted to multiple devices, which then update their firmware simultaneously.