When you turn on snore and noise detection for the first time, follow the on-screen instructions. To turn on or turn off snore and noise detection:

When you wake up, your nightly results are summarized in a report. By analyzing noise information every few seconds, your device can track the overall noise level of your surroundings and check for snoring throughout the night. With a Premium subscription, turn on the snore and noise detection feature to allow the microphone on your Fitbit Sense or Fitbit Versa 3 to track noise, including snoring from you or someone next to you.