---
title: "ColorSyncProfileSetHeader(_:_:)"
framework: colorsync
role: symbol
role_heading: Function
platforms: [iOS 16.0+, iPadOS 16.0+, Mac Catalyst 13.0+, macOS 10.13+, tvOS 16.0+, visionOS 1.0+, watchOS 9.0+]
path: "colorsync/colorsyncprofilesetheader(_:_:)"
---

# ColorSyncProfileSetHeader(_:_:)

Sets the header of a mutable profile.

## Declaration

```swift
func ColorSyncProfileSetHeader(_ prof: ColorSyncMutableProfile!, _ header: CFData!)
```

## Parameters

- `prof`: The profile in which to set the header.
- `header`: The header data (must be in host endianness).

## See Also

### Managing tags and the header

- [ColorSyncProfileContainsTag(_:_:)](colorsync/colorsyncprofilecontainstag(_:_:).md)
- [ColorSyncProfileCopyTag(_:_:)](colorsync/colorsyncprofilecopytag(_:_:).md)
- [ColorSyncProfileCopyTagSignatures(_:)](colorsync/colorsyncprofilecopytagsignatures(_:).md)
- [ColorSyncProfileRemoveTag(_:_:)](colorsync/colorsyncprofileremovetag(_:_:).md)
- [ColorSyncProfileSetTag(_:_:_:)](colorsync/colorsyncprofilesettag(_:_:_:).md)