---
title: isOverviewVisible
framework: appkit
role: symbol
role_heading: Instance Property
path: appkit/nswindowtabgroup/isoverviewvisible
---

# isOverviewVisible

A Boolean value indicating if the tab overview is currently displayed.

## Declaration

```swift
var isOverviewVisible: Bool { get set }
```

## Discussion

Discussion The tab overview provides a visual overview of the windows that make up a tabbing group. This property indicates whether the tab overview is currently displayed. Setting the property either shows or hides the overview. You can monitor this property for changes using key-value observing.

## See Also

### Related Documentation

- [toggleTabOverview(_:)](appkit/nswindow/toggletaboverview(_:).md)

### Configuring the Tab User Interface

- [isTabBarVisible](appkit/nswindowtabgroup/istabbarvisible.md)