---
title: kIOUserServerPreserveUserspaceRebootKey
framework: IOKit
role: symbol
role_heading: Global Variable
platforms: [iOS 16.0+, iPadOS 16.0+, Mac Catalyst 16.0+, macOS 13.0+, visionOS 1.0+]
path: iokit/kiouserserverpreserveuserspacerebootkey
---

# kIOUserServerPreserveUserspaceRebootKey

## Declaration

```swift
var kIOUserServerPreserveUserspaceRebootKey: String { get }
```