Thankfully, Siren comes preinstalled on every Apple Watch Ultra, giving every user some safety only a few clicks away. Follow these steps to turn on Siren:

  1. Press and hold the Action button until the emergency sliders appear. The Action button is on the left side of the Apple Watch Ultra.
  2. Drag the Siren slider across the display to start a countdown. Siren will be the first option at the top of the screen.
  3. Once the countdown ends, the siren begins.
  4. Press the “Stop” button in the Siren app to stop the Siren while it’s active.

Apple Watch Ultra users can also start the siren by continuously holding the Action button. Press and hold the button until the emergency menu appears, and continue holding it until the siren starts. Similarly to the above instructions, you can also achieve the Siren app by pressing and holding the side button on the watch’s right side.

Siren is only a feature on the Apple Watch Ultra and is not available on the standard Apple Watch.

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