![Apple Watch Ultra 2](http://wmstatic.global.ssl.fastly.net/ml/7040724-f-42c2924d-8a35-4e49-9256-7b58783b7390.png?width=150&height=320)
Apple Watch Ultra 2
watchOS 10
1. Use Control Centre
Press the Side button to open and close Control Panel.
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Press the required function to open an application or turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7040724-f-1506269f-0473-48a0-a0ff-e02d5b1477b9.png?width=162&height=200)
2. View notifications
Slide your finger downwards starting from the top of the screen to view notifications.
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Press the required notification to open it.
![](http://wmstatic.global.ssl.fastly.net/ml/7040724-f-34296c7c-7367-45ab-bc9e-a9d2dcb54eda.png?width=162&height=200)
3. Delete notifications
Slide your finger left on the required notification.
![](http://wmstatic.global.ssl.fastly.net/ml/7040724-f-34296c7c-7367-45ab-bc9e-a9d2dcb54eda.png?width=162&height=200)
Press the delete icon to remove it.
![](http://wmstatic.global.ssl.fastly.net/ml/7040724-f-6cf7dc94-0dea-4183-a33a-5866fb198fdc.png?width=162&height=200)
4. Open Smart Stack
Slide your finger upwards starting from the bottom of the screen to open Smart Stack.
See how to use Smart Stack.
![](http://wmstatic.global.ssl.fastly.net/ml/7040724-f-6133e1b3-5709-4629-9b2a-8552666f9ca2.png?width=162&height=200)
5. Use 3D Touch
Hard press the screen to access extra functions and shortcuts in selected apps.
![](http://wmstatic.global.ssl.fastly.net/ml/7040724-f-6133e1b3-5709-4629-9b2a-8552666f9ca2.png?width=162&height=200)
6. The Digital Crown
Press the Digital Crown to open the main menu.
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Press the Digital Crown several times to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7040724-f-6133e1b3-5709-4629-9b2a-8552666f9ca2.png?width=162&height=200)
Turn the Digital Crown to navigate in a menu.
![](http://wmstatic.global.ssl.fastly.net/ml/7040724-f-6133e1b3-5709-4629-9b2a-8552666f9ca2.png?width=162&height=200)
Press the Digital Crown twice in quick succession to open the list of the most recently used apps.
![](http://wmstatic.global.ssl.fastly.net/ml/7040724-f-6133e1b3-5709-4629-9b2a-8552666f9ca2.png?width=162&height=200)
Press and hold the Digital Crown to turn on Siri.
![](http://wmstatic.global.ssl.fastly.net/ml/7040724-f-6133e1b3-5709-4629-9b2a-8552666f9ca2.png?width=162&height=200)
7. The Side button
Press and hold the Side button to turn your Apple Watch on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7040724-f-6133e1b3-5709-4629-9b2a-8552666f9ca2.png?width=162&height=200)
Press and hold the Side button to access the emergency call function.
![](http://wmstatic.global.ssl.fastly.net/ml/7040724-f-6133e1b3-5709-4629-9b2a-8552666f9ca2.png?width=162&height=200)
Press the Side button to open Control Panel.
In the Watch app on your phone you can set the Dock to display recent apps or your selected favourite apps.
![](http://wmstatic.global.ssl.fastly.net/ml/7040724-f-6133e1b3-5709-4629-9b2a-8552666f9ca2.png?width=162&height=200)
Press the Side button twice in quick succession to turn on Apple Pay.
To use Apple Pay, you need to set it up on your phone.
![](http://wmstatic.global.ssl.fastly.net/ml/7040724-f-6133e1b3-5709-4629-9b2a-8552666f9ca2.png?width=162&height=200)
8. The Action button
Press the Action button to activate a preset function.
See how to select Action button settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7040724-f-6133e1b3-5709-4629-9b2a-8552666f9ca2.png?width=162&height=200)
Press and hold the Action button to turn on a siren.
When you turn on the siren, your Apple Watch plays a continuous sound that can be heard up to 600 metres away. To use the siren, you need to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7040724-f-6133e1b3-5709-4629-9b2a-8552666f9ca2.png?width=162&height=200)