*Real-time collaboration is available in Office 2019 but only as part of Word 2019, and only when used in combination with SharePoint Online.ĪTP in Word, Excel, PowerPoint, and OneDrive for Business*Īdd sensitivity label in Word, Excel, PowerPoint, and Outlook** Real time collaboration across Word, Excel, and in Word, Excel, and PowerPoint The following Microsoft 365 features are not included in Office 2019 for Windows. Microsoft 365 is the subscription service of Office, and it will have the most creative, collaborative, intelligent, and secure features to go along with cloud connectivity. Office 2019 is an upgrade to earlier versions of on-premises Office, including Office 2016.