 Adobe AIR enables full-featured desktop and mobile applications to be developed with Flash and published for Windows, macOS, Android, iOS, Xbox One, PlayStation 4, Wii U, and Nintendo Switch.Although Flash was previously a dominant platform for online multimedia content, it is slowly being abandoned as Adobe favors a transition to HTML5, Unity, or other platforms.Flash Player has been deprecated and has an official end-of-life on December 31, 2020.