From the watch face, press , and select Settings > System.

Shortcuts

Assigns shortcuts to buttons (Customizing the Button Shortcuts).

Time

Adjusts the time settings.

Units

Sets the units of measure (Changing the Units of Measure).

Do Not Disturb

Enables do not disturb mode to dim the screen and disable alerts and notifications (Using Do Not Disturb Mode).

Airplane Mode

Enables airplane mode to turn off all wireless communications.

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).