- Make sure you are logged in as the administrator;
- Open Mac HD > Library > Fonts;
- Drag the Courier Final Draft font to the Trash. If a message appears saying the file is locked and cannot be deleted:
- Right-click or Control + click the icon;
- Choose Get Info and unlock the file;
- Drag it to the Trash;
- Empty the Trash. If a message appears saying that the Trash cannot be emptied, hold down the Option key and empty the Trash again;
- Re-run the Final Draft installer.