The end-user needs to contact the Account Administrator to enable this feature.

If the Exchange 2FA section is not found in HostPilot under Account > Security policies > Two-factor authentication (2FA) contact Support to find out when this feature will become available for your domain.

POP3, IMAP, SMTP and RPC/HTTP protocols are not supported with Exchange 2FA, and will be automatically disabled for users with this feature enabled.

Enabling Exchange 2FA will block access from unsupported clients or third-party apps that connect via EWS protocol such as SmartOffice, Calendly, Salesforce etc.

Other non-Outlook email clients (Mac mail, Windows mail, etc.) are not supported with Exchange 2FA.

Only Microsoft Outlook 2016 or higher desktop clients for Windows and Mac are supported.

Outlook Backup service isn't compatible with mailboxes using Exchange two-factor authentication.

Any application that uses the ActiveSync protocol - such as Apple Mail for iOS, or Google Mail for Android, etc.

This solution will work with the following clients:

Exchange multi factor authentication