Use and customize the Action button on iPhone 15 Pro and iPhone 15 Pro Max
iPhone 15 Pro and iPhone 15 Pro Max have an Action button in place of the Ring/Silent switch. You can choose which function you want the Action button to perform when you press it. Because the button is so accessible, it’s useful for actions you perform often. (The location of the Action button is shown below.) It’s easy to change the action when you decide you want to use it for a different function.

Customize the Action button on iPhone 15 Pro and iPhone 15 Pro Max
Go to Settings
> Action Button.
An image of the side of the iPhone appears with icons representing actions you can assign to the Action button.
To choose an action, swipe to the action you want to use—its name appears below the dots.
Tip: To customize the Action button to put iPhone 15 Pro or iPhone 15 Pro Max in Silent mode, swipe to
. To choose another action, swipe to it.
If there are additional options for the selected action,
appears below the action; tap it to see the list of options.
For the Shortcuts and Accessibility actions, you need to tap the blue button below the action and select a specific option—otherwise the Action button does nothing.
Icon
Action
Silent mode: Turn Silent mode on or off.
Focus: Turn a specific Focus on or off.
Camera: Open the Camera app to quickly take a photo, selfie, video, portrait, or portrait selfie.
Flashlight: Turn the flashlight on or off.
Voice Memo: Start or stop recording a voice memo.
Magnifier: Open the Magnifier app.
Translate: Start translating speech from one language to another.
Shortcut: Open an app or run your favorite shortcut.
Accessibility: Quickly access your favorite accessibility feature.
No Action
Do nothing.
Use the Action button
To perform the action assigned to the Action button, press and hold it.
For many functions, the Action button can be used to turn a setting on or off. For example, if the selected action is Silent Mode, you can press and hold the Action button to put iPhone in Silent mode . If you press and hold the Action button again, it turns off Silent mode.