The way that Direct Mail is updated differs depending on whether you downloaded Direct Mail from our website or from the Mac App Store. If you haven't downloaded Direct Mail yet, you can get it now by clicking the Download button at the top of this page.
If you downloaded Direct Mail from our website
Open Direct Mail choose Direct Mail > Check for Software Update from the menu bar at the top of the screen.
If you downloaded Direct Mail from the Mac App Store
Open the App Store app and click the Updates tab.