1. Turn the power off. 2. Press and hold the "Set" button and turn the power on. 3. After 6 seconds, LED light is flashing in purple color. (Do not release "Set" button) 4. After 30 seconds, LED light is flashing in red color. 5. Release the "Set" button and router will automatically reboot.
Find the "Set" button on your Lyra Voice, kindly refer to the following picture.