The air.update package contains classes for updating AIR applications. This package is only available to content running in the AIR runtime. It is included in the applicationupdater.swc and applicationupdater_ui.swc files (for SWF-based application developers) and applicationupdater.swf and applicationupdater_ui.swf files (for HTML-based AIR application developers).

	Class	Description
	ApplicationUpdater	The ApplicationUpdater class defines the basic functionality of the update framework for Adobe® AIR® applications, without providing any default user interface.
	ApplicationUpdaterUI	The ApplicationUpdaterUI class defines the basic functionality of the update framework for Adobe® AIR® applications, and it provides a default user interface.