---
title: SCPreferencesGetTypeID()
framework: systemconfiguration
role: symbol
role_heading: Function
path: systemconfiguration/scpreferencesgettypeid()
---

# SCPreferencesGetTypeID()

Returns the type identifier of all SCPreferences instances.

## Declaration

```swift
func SCPreferencesGetTypeID() -> CFTypeID
```

## See Also

### Getting Information About a Preferences Session

- [SCPreferencesCopyKeyList(_:)](systemconfiguration/scpreferencescopykeylist(_:).md)
- [SCPreferencesGetSignature(_:)](systemconfiguration/scpreferencesgetsignature(_:).md)