If you have fonts in your personal font collection that share the same name or Postscript Name as any of the included system fonts, you will be unable to activate and use them as macOS will always favor using its own system font version instead. MacOS 13: Fonts included with macOS Ventura What can you do now? MacOS 12: Fonts included with macOS Monterey MacOS 11: Fonts included with macOS Big Sur Neither Connect Fonts nor Apple's built-in font manager Font Book.app are able to remove system fonts due to a security feature called System Integrity Protection native to macOS, which is used as a self-preservation technique to ensure macOS always has access to the fonts it needs to.īelow is an example of some Helvetica system fonts that are active and locked by macOS:įor a full lists of System Fonts included in recent versions of macOS, see these articles:

If a font resides in the /System/Library/Fonts location, it's a system font.

This can create several issues with font management tools in regards to how they handle managing these same fonts included in a personal font collection since those fonts are already present and automatically-activated by macOS.įonts that macOS includes in their default font collection are called system fonts, and in recent versions of macOS, system fonts are automatically activated and locked as such, Apple does not allow the user to deactivate, move, or remove system fonts in macOS 11 and later. MacOS 11 (Big Sur), macOS 12 (Monterey), and macOS 13 (Ventura) include and automatically-activate many common fonts such as Arial, Courier, Helvetica, Times New Roman, and more. Common Font activation issues in newer versions of macOS Suitcase Fusion and Suitcase TeamSync have become Connect Fonts.

Standard mac fonts list