A .rar file is a compressed archive format. In the context of "AU Office 2019," this file likely contains: Overview of Office 2019 (for IT Pros) - Microsoft Learn
: Introduces "Focused Inbox" and updated contact cards. The .rar File Format AU Office 2019 .rar
: Adds new formulas, charts, and improved data analysis tools such as better pivot tables. AU Office 2019 .rar
Microsoft Office 2019 is a of the productivity suite, meaning it is a one-time purchase rather than a subscription like Microsoft 365. The standard suite includes: AU Office 2019 .rar