---
title: focusSystem
framework: uikit
role: symbol
role_heading: Instance Property
path: uikit/uiwindowscene/focussystem
---

# focusSystem

The focus system that’s responsible for the window scene.

## Declaration

```swift
var focusSystem: UIFocusSystem? { get }
```

## Discussion

Discussion The value of this property is nil if the window scene doesn’t support focus.