If you selected a method that requires it, add recipients by doing one of the following:
Type a name, email address, or phone number for each recipient.
Click the Add button on your Mac, do one of the following:
Manage a note: Click the shared note you want to manage, then choose File > Manage Shared Note.
Manage a folder: Click the shared folder you want to manage (or any note inside it), then choose File > Manage Shared Folder.
Do any of the following:
Invite more people to collaborate: Click Share With More People, then follow the steps to in the toolbar. You can also swipe left on the note (in the list of notes) using two fingers on the trackpad (use one finger on a Magic Mouse), then click Customize toolbars on Mac