---
title: discoverabilityTitle
framework: uikit
role: symbol
role_heading: Instance Property
path: uikit/uiaction/discoverabilitytitle
---

# discoverabilityTitle

An elaborated title that explains the purpose of the action.

## Declaration

```swift
var discoverabilityTitle: String? { get set }
```

## Discussion

Discussion The system uses this property to display information about the command. In iOS, the system displays this title in the discoverability heads-up display (HUD). If this property is nil, the HUD displays the title property. In Mac apps built with Mac Catalyst, the system displays the discoverability title as a tooltip.

## See Also

### Getting information about the action

- [title](uikit/uiaction/title.md)
- [image](uikit/uiaction/image.md)
- [identifier](uikit/uiaction/identifier-swift.property.md)
- [attributes](uikit/uiaction/attributes.md)
- [state](uikit/uiaction/state.md)
- [sender](uikit/uiaction/sender.md)