mac outlook 2016 server for account returned the error [authenticationfailed]

To locate the Mail item, open Control Panel, and then in the Search box at the top of window, type Mail. In Control Panel, click or double-click Mail. Note The POP3 protocol downloads email to your local computer and removes it from the server, whereas IMAP leaves a copy of the email on the server. For more information, see Understanding the differences between POP3 and IMAP4. The following steps will create a new Outlook profile that's configured to connect by using POP3. You may be able to configure your email account to use POP3 instead of IMAP if your email server supports POP3 connections. Method 2: Use a different protocol than IMAP

To work around this issue, use one of the following methods.Ĭhange your password so it no longer contains any Unicode characters. This issue may occur because you have a Unicode character in your password, such as one of the following: When you use IMAP to connect to your email account in Microsoft Outlook 2016, authentication fails. Outlook 2016 Outlook for Office 365 Outlook 2019 More.

Mac outlook 2016 server for account returned the error [authenticationfailed]