From the watch face, hold , and select Watch Settings > System.

Shortcuts

Assigns shortcuts to buttons (Customizing the Button Shortcuts).

Do Not Disturb

Enables do not disturb mode to dim the screen and disable alerts and notifications.

Compass

Calibrates the internal compass and customizes the settings (Compass).

Altimeter & Barometer

Calibrates the internal barometric altimeter and customizes the settings (Altimeter and Barometer).

Time

Adjusts the time settings (Time Settings).

Language

Sets the language displayed on the watch.

Voice

Sets the watch voice dialect and voice type.

Advanced

Opens the advanced system settings for setting the units of measure, data recording mode, and USB mode (Advanced System Settings).

Reset

Resets user data and settings (Resetting All Default Settings).

Software Update

Installs downloaded software updates, enables automatic updates, and allows you to manually check for updates (Product Updates).

About

Displays device, software, license, and regulatory information (Viewing Device Information).