Product Family: Act!
Product: Act! Pro, Act! Premium, Act! Premium (access via web)
Version: 2005 and later
v19 and later
In Act!, click Help > Act! Notifications
You can find the most recent updates for your version of Act! by visiting the download center at http://www.act.com/support/download-center/
To find out what your current version of Act! is, refer to the following knowledgebase article:
How can I tell what version and build of Act! I have?