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Decoding Symbols: Understanding Icons On Your Fitbit

decoding-symbols-understanding-icons-on-your-fitbit

Fitbit icons meaning can be confusing, especially the mode symbols that aren't as obvious as steps or heart rate. This guide decodes the moon, water drop, and circle-with-line icons so you can confidently control your device.

Fitbit icons meaning: the mode symbols that confuse most users

While step and heart rate icons are self-explanatory, the mode icons, moon, water drop, and circle-with-line, are what actually need decoding. Each one activates a specific setting that changes how your Fitbit behaves, and knowing the difference helps you avoid accidental mode conflicts. If you see an icon that looks like a flame, learn what it tracks in the fire symbol on Fitbit. For a quick visual reference to all common symbols, see the Fitbit icon meanings chart. Below, each symbol is explained clearly so you can use your device without confusion.

Moon icon: sleep mode explained

The moon symbol activates Sleep Mode, which dims your screen and silences all notifications. This is useful when you want to sleep without being disturbed by incoming alerts or a bright display. A key fact to remember: Sleep Mode cannot be active at the same time as Do Not Disturb mode. If you try to turn on one while the other is already on, your Fitbit will automatically switch modes.

Circle with a line: do not disturb mode

A circle with a line through it represents Do Not Disturb (DND) mode. When this icon is visible, your Fitbit blocks all notifications, goal celebrations, and reminders. Unlike Sleep Mode, DND does not dim the screen, it only silences alerts. Use DND during meetings, focus time, or any situation where you need uninterrupted quiet. Remember, DND and Sleep Mode cannot run simultaneously, so choose the one that fits your current need.

Water droplet icon: water lock mode

The water droplet icon signifies Water Lock mode, which locks the screen to prevent accidental touches during swimming or showering. This is essential for water activities because it stops your Fitbit from registering unintended taps or swipes. To activate Water Lock, access quick settings (see below) and tap the droplet icon. To deactivate it, press and hold the button on your device until the screen unlocks.

Gear icon: accessing your Fitbit's settings

The gear icon leads to the full settings menu on your Fitbit, where you can adjust everything from display brightness to setup and syncing options. For faster access to mode toggles, use the quick-settings shortcut: swipe down from the clock screen to reveal tiles for Sleep Mode, DND, Water Lock, and other frequently used functions.

How to access quick settings on any Fitbit

To reach quick settings on any Fitbit model:

  1. Swipe down from the clock screen.
  2. View the row of tiles that appear, including Sleep Mode, DND, Water Lock, and others.
  3. Tap any tile to toggle that mode on or off.

This shortcut lets you switch between modes instantly without diving into the full settings menu.

Sources

The steps on this page were checked against the following documentation. Last verified 17 September 2026.

  1. Fitbit — https://www.fitbit.com/content/assets/help/manuals/manual_charge_5_en_US.pdf

About the author

Innovative Mind at the Crossroads of Fitness and Technology: Nalani Straight emerges as a shining beacon from San Diego, California, illuminating the path where fitness meets technology.

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