Fitbit Ace 3 User Manual Basics

Learn how to navigate, check the battery level, and care for your tracker.

Navigate Ace 3

Ace 3 has a PMOLED touchscreen display and 2 buttons.

Navigate Ace 3 by tapping the screen, swiping up and down, or pressing the buttons. To preserve battery, the tracker’s screen turns off when not in use.

Basic navigation

The home screen is the clock.

  • Swipe down to scroll through the apps on Ace 3. Tap an app to open it.

  • Swipe up to see your daily stats.

Quick settings

Press and hold the buttons on Ace 3 for a faster way to access certain settings. Tap a setting to turn it on or off. When you turn off the setting, the icon appears dim with a line through it.

On the quick settings screen:

DND (Do not disturb)

When the do not disturb setting is on:

  • Notification, goal celebrations, and reminders are muted.
  • The do not disturb icon illuminates in quick settings.

You can't turn on do not disturb and sleep mode at the same time.

Sleep

When the sleep mode setting is on:

  • Notifications and reminders are muted.
  • The screen's brightness is set to dim.
  • The screen stays dark when you turn your wrist.

Notifications and reminders are muted.

Sleep mode turns off automatically when you set a schedule. To set a schedule:

  • Open the Settings app and tap Sleep Mode.

  • Tap Schedule to turn it on.

  • Tap Sleep Interval and set your sleep mode schedule. Sleep mode automatically turns off at the time you schedule, even if you manually turned it on.

You can't turn on do not disturb and sleep mode at the same time.

Screen Wake

When the screen wake setting is on, turn your wrist toward you to turn on the screen.

Water Lock

Turn on the water lock setting when you're in water, for example showering or swimming, to prevent the buttons on your tracker from activating. When water lock is on, your screen and buttons are locked. Notifications and alarms still appear on your tracker, but you must unlock your screen to interact with them.

To turn on water lock, press and hold the buttons on your tracker > tap Water Lock > firmly tap your screen twice. To turn off water lock, double-tap your screen again.

Adjust settings

Manage basic settings in the Settings app :

Dim Screen

Turn on the dim screen setting to lower your screen's brightness.

Double Tap

Turn on or off the ability to wake your tracker with a firm double tap. Note that your screen must be off for at least 10 seconds for this setting to take effect.

Sleep Mode

Adjust sleep mode settings, including setting a schedule for the mode to automatically turn on and off.

Device Info

View your tracker's regulatory information and activation date, which is the day your tracker's warranty begins. The activation date is the day you set up your device.

For more information, see help.fitbit.com.

Tap a setting to adjust it. Swipe up to see the full list of settings.

Check battery level

From the clock face, swipe up. The battery level icon is at the top of the screen.

Turn off the screen

To turn off your tracker's screen when not in use, briefly cover the tracker face with your opposite hand, press the buttons, or turn your wrist away from your body.

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