The Autodiscover is not configured/not available for your domain (or the AutoDiscover response was not received for a certain period).Outlook tries to connect to the Microsoft 365 cloud connection point (Office 365 AutoDiscover) when: Also, you may have problems sending and receiving emails from Exchange or non-Microsoft mailbox service. Even if you’re using Outlook on a domain computer with an on-premises Exchange Server (or even Gmail) mailbox profile configured, your Outlook will periodically prompt you for your Microsoft account credentials. This feature can show an annoying Modern Auth prompt to sign in to Microsoft 365 (Office 365) with a Microsoft account. The new versions of Outlook 2019/2016/365 have the Direct Connect to Office 365 feature enabled by default. The following Microsoft 365 Apps for enterprise features are not included in Office 2019 for Mac.Outlook 2019/2016/365 Prompts for Microsoft Account Login 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. **Features coming to Microsoft 365 Apps for enterprise Office 2019 for Mac features *Requires Exchange Online account and ATP subscription (standalone or included in Microsoft 365 E5) *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 office outlook 2019