This allows your documents to be viewable and editable on all of your Apple devices. By default, iCloud Drive on Mac has access to all your apps, as well as your iCloud desktop and documents folders on the Mac. This will make your iCloud Drive storage appear in Finder. Make sure the ‘iCloud Drive’ box is checked.
When you’re on your Mac, follow these instructions to add iCloud to your Finder:
Try free ✕ How to access your iCloud drive using Finder