---
title: "SCPreferencesUnlock(_:)"
framework: systemconfiguration
role: symbol
role_heading: Function
path: "systemconfiguration/scpreferencesunlock(_:)"
---

# SCPreferencesUnlock(_:)

Releases exclusive access to the configuration preferences.

## Declaration

```swift
func SCPreferencesUnlock(_ prefs: SCPreferences) -> Bool
```

## Parameters

- `prefs`: The preferences session.

## Return Value

Return Value TRUE if the lock was obtained; FALSE if an error occurred.

## Discussion

Discussion After exclusive access has been released, other clients can establish exclusive access to the preferences.

## See Also

### Managing Access to a Preferences Session

- [SCPreferencesLock(_:_:)](systemconfiguration/scpreferenceslock(_:_:).md)