Google Smart Lock is a feature that allows users to unlock their devices using voice commands. To use this feature, you must first enable it in your Google account settings. Once you have enabled it, you can use voice commands to unlock your devices. To use the Google Smart Lock feature, you must first enable it in your Google account settings. Once you have enabled it, you can use voice commands to unlock your devices. To start using the Google Smart Lock feature, speak the following command into a microphone: “google smart lock on”