After modern authentication is enforced, your mailbox is fully protected against the risk of password leakage. The advantage of using these apps is that they support Two Factor Authentication (2FA). In case you will beed to specify the outgoing email server, please use the following SMTP server as below:Īpart from Outlook and Apple mail, other email clients may not work anymore after modern authentication is enabled (although latest version of built-in Android Mail App might work). You are highly advised to switch to use the supported email apps now. Access to Outlook on the web for casual or emergent needs, either from your desktop or mobile web browser.Remove your email account with your email apps.please re-create your email account in the support apps if necessary: After the cutover, you may be prompted to re-logon, or reconfigure your email client from scratch.Please switch to the supported versions in advance in order to avoid prolonged interruptions. Before modern authentication is enforced, make sure your devices meet the minimum requirements.