1. Power On
When the watch is off, press and hold the Functional Crown to turn it on.
2. Power Off
Option 1: When the watch is on, press and hold the Functional Crown. The Restart/Power Off menu will appear. Tap to select "Power Off," and the watch will turn off automatically.
Option 2: When the watch is on, go to the Settings menu, select the System menu, choose the Power Off option, and tap "Power Off." The watch will turn off automatically.