Apple Remote | Desktop 3.9
: Admins can connect to Macs running older versions of the ARD client without manually toggling security settings, provided the admin app is on version 3.9.2 or later. Core Functionality
: The update heightened communication security between local and remote computers. It also introduced an optional "Allow communications with older clients (less secure)" setting in Preferences to maintain compatibility with legacy systems when necessary. Apple Remote Desktop 3.9
: For admins using a MacBook Pro with a Touch Bar, version 3.9 added dynamic controls for remote tasks directly on the keyboard strip. : Admins can connect to Macs running older
: You can now export your entire computer list, including saved credentials, into an encrypted archive. This makes it easy to move your management setup to another Mac without re-entering passwords. : For admins using a MacBook Pro with a Touch Bar, version 3
Apple Remote Desktop 3.9 retains all the powerful administrative tools built into the Apple Remote Desktop ecosystem : What's new in Apple Remote Desktop