To open the Flashlight app, press and hold the Power button, until the Apps list displays.
To turn on, swipe up from the bottom of the screen and tap Flashlight. Note: Your watchface is the light source.
While the flashlight is on, the Flashlight on icon will display.
To turn the flashlight off, tap the Flashlight icon or exit the app. Note: You can exit an app by pressing the Power Button or swiping the screen from left to right.