And OS X built-in mail app will not work either. They will need to install Outlook app on their Androids if they Multi-Factor Authentication along with Modern Authentication will NOT work withĪndroids built-in mail app. A user with multiple accounts configured in their Outlook profile might receive an error when they try to connect to their mailbox.When you enable modern authentication in Exchange Online, Windows-based Outlook clients that support modern authentication will be prompted to log in again.Modern Authentication requires a minimum of Office 2013 client version.1001 installed on an end-user machine.By default, Exchange Online, Skype for Business Online, SharePoint Online, and Office2016 client apps are enabled for modern authentication and do not require any additional configuration on the client-side.When you disable modern authentication in Exchange Online, Windows-based Outlook clients that support modern authentication use basic authentication to connect to Exchange Online mailboxes.When you enable modern authentication in Exchange Online, Windows-based Outlook clients that support modern authentication (Outlook 2013 or later) use modern authentication to connect to Exchange Online mailboxes automatically.Modern Authentication in Office 365 help desktop applications to user ADAL-based authentication and eliminate the need to memorize app password.Office 365 MFA enables you to configure an additional layer of security for the user sign in process to ensure data protection and minimize the security risk.it removes the need for Outlook to use the basic authentication protocol. Modern authentication is based on the Active Directory Authentication Library (ADAL) and OAuth 2.0. Modern authentication in Exchange Online enables authentication features like multifactor authentication (MFA), smart cards, certificate-based authentication (CBA), and third party SAML identity providers.

Exchange online modern authentication