1. First plug in the Konka high-speed mixer, and then press the "Power" button on the back of the machine to turn on the high-speed mixer.

2. Then, press the "Settings" button on the remote control to enter the settings menu.

3. In the setting menu, find the option of "Restore factory settings" and press the "OK" button.

4. You will be prompted to confirm whether to restore the factory settings, select Yes, and then press OK.

5. The broken wall machine will automatically restart and restore the factory settings.