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# ActivityUIDismissalPolicy

The structure that describes when the system should remove a Live Activity that ended.

```
struct ActivityUIDismissalPolicy
```

## Topics

### Dismissing a Live Activity

[`default`](/documentation/ActivityKit/ActivityUIDismissalPolicy/default)

The system’s default dismissal policy for the Live Activity.

[`immediate`](/documentation/ActivityKit/ActivityUIDismissalPolicy/immediate)

The system immediately removes the Live Activity that ended.

[`after(_:)`](/documentation/ActivityKit/ActivityUIDismissalPolicy/after(_:))

The system removes the Live Activity that ended at the specified time within a four-hour window.


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