1. With the Reagle smart lock powered on, press and hold the "R" button for more than 5 seconds and then release it after 2 beeps are heard. 

2. Wait another 5~10 seconds for the lock to reset and reboot.

3. The reset is completed if you hear the welcome beeps and the Reagle-button () blinks red light every 3 seconds.

WARNING: Do not remove the batteries during the factory reset process.