An image you can optionally associate with a Home screen quick action to improve its appearance and usability.
- iOS 9.0+
To associate an icon with a quick action, pass it to the quick action item’s initialization method, as described in
There are three types of quick action icon:
An icon from a system-provided library of common types, as described in the
Shortcut Icon Type
An icon representing a contact in the user's address book, which you access through the ContactsUI framework (see ContactsUI)