See Enable Skype for Business Online for modern authenticationto turn it off or on.įor tenants created before August 1, 2017, modern authentication is turned off by default for Exchange Online and Skype for Business Online. Turned on for Skype for Business Online by default. Turned on for SharePoint Online by default. See Enable or disable modern authentication in Exchange Online to turn it off or on. Turned on for Exchange Online by default. Availability of modern authentication for Microsoft 365 servicesįor the Microsoft 365 services, the default state of modern authentication is: Legacy client apps, such as Office 2010 and Office for Mac 2011, do not support modern authentication and can only be used with basic authentication. Read this article to learn how Office 2013, Office 2016, and Office 2019 client apps use modern authentication features based on the authentication configuration on the Microsoft 365 tenant for Exchange Online, SharePoint Online, and Skype for Business Online. This article applies to both Microsoft 365 Enterprise and Office 365 Enterprise. How modern authentication works for Office 2013, Office 2016, and Office 2019 client apps You do not need to upgrade Office to avoid the issues outlined above.Learn how Microsoft 365 modern authentication features work differently for Office 20 client apps. Subscription Product or a version of Office later than 2013: You should contact your IT support staff about upgrade options. If the Account Product Information area shows: If you are unsure which version of Office your device is using, follow the steps on the Microsoft webpage What version of Outlook do I have? to view your product information.
How do I tell what version I am currently running? Anyone running Office 2013 should therefore plan to upgrade to the latest available version of Office 365. While connections from these older clients will not be blocked, users running Office 2013 after this date can expect to encounter reduced performance, reliability issues, and increased security risks. Starting October 13, 2020, Office 365 services will no longer fully support connections from Office 2013 and earlier clients for email or other cloud services. Users who are still running Office 2013 or earlier versions should plan to upgrade their Office applications before October 13, 2020, in order to keep their systems fully compatible with Office 365 email and other services.
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