Last version to support Windows 98, Windows Me and Windows NT 4.0. Improved support for working in user accounts without administrative privileges on Windows 2000 and Windows XP.
First version to introduce Windows XP style icons. Last version to support Windows 2000. Last version to have legacy menus. OneNote is introduced in this version.
Broadly released alongside Windows Vista. First version to officially be supported on Windows 8, Windows 8.1, and Windows 10, and last version to support the 64-bit versions of Windows XP and Windows Server 2003. First version to use the new Ribbon user interface with tabbed menus. First version to have Calibri as the default font across all applications.
This is the first version to ship in 32-bit and 64-bit. Last version to support Windows XP, Windows Server 2003, Windows Vista, and Windows Server 2008. Version 13.0 was skipped because of the fear of the number 13.
Lync is replaced with Skype for Business after an update.
Last version to support Windows 7, Windows 8, Windows 8.1, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, and Windows Server 2016.
Runs on Windows 10 and Windows Server 2019. OneNote was removed from the suite in Office 2019. Instead, a redesigned Universal Windows Platform version of the app is bundled with all releases of Windows 10