# CTFontManagerUnregisterGraphicsFont(_:_:) Unregisters the specified graphics font with the font manager. ``` func CTFontManagerUnregisterGraphicsFont(_ font: CGFont, _ error: UnsafeMutablePointer?>?) -> Bool ``` ## Parameters `font` The graphics font to be unregistered. `error` Returns by indirection an error object in the case of failed unregistration. ## Return Value `true` if unregistration of the font was successful, otherwise `false`. ## Discussion Unregistered fonts are no longer discoverable through font descriptor matching. Fonts that are backed by files should be unregistered using [`CTFontManagerUnregisterFontsForURL(_:_:_:)`](/documentation/CoreText/CTFontManagerUnregisterFontsForURL(_:_:_:)). ## See Also [`CTFontManagerRegisterGraphicsFont`](/documentation/CoreText/CTFontManagerRegisterGraphicsFont(_:_:)) Registers the specified graphics font with the font manager. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)