![Mac outlook 2016 server for account returned the error [authenticationfailed]](https://cdn-ak.f.st-hatena.com/images/fotolife/g/greathigh-power/20200126/20200126194056.jpg)
![mac outlook 2016 server for account returned the error [authenticationfailed] mac outlook 2016 server for account returned the error [authenticationfailed]](https://s3.manualzz.com/store/data/023049050_2-4508e710c6384388f6cc10e4874dffeb.png)
Users come across this error while sending mails from Mac Outlook and it is affected due to an Authentication issue.
Mac outlook 2016 server for account returned the error [authenticationfailed] code#
Sometimes, we come across Error Code 17897: Authentication failed because MS Outlook did not support the Authentication Method Available But, contrary to it the situation changes when it comes to certain error messages. Mac Outlook mailing service is integrated with multiple features that make the life of users easy. It is not wrong if we say that OLM files archives or creates backup files that are very helpful in resolving problems. Mac Outlook email client generates OLM files that save the data like mail messages, notes, journals, and address books, etc. and it is available for both Windows and Mac Operating Systems. Outlook is among one of the leading mailing clients of Microsoft Inc. Modified: T13:45:46+05:30| Mac outlook | 4 Minutes Reading
![Mac outlook 2016 server for account returned the error [authenticationfailed]](https://cdn-ak.f.st-hatena.com/images/fotolife/g/greathigh-power/20200126/20200126194056.jpg)