Turn on Finder integration. If you’re on OSX 10.10 or higher, get sync status directly from Finder by enabling Finder overlays in Settings. First, click the Apple logo in the top left corner of your Mac Desktop and select System Preferences, then select Extensions in the top-level menu (shown in the 3rd row from the top). Another workaround for Mac Outlook's syncing problems with Mavericks. Issues with OS X Mavericks and email continue, whether it's Apple Mail's IMAP syncing or Microsoft Outlook. Hi, we had the same issue on Mac (Maverick) using Outlook, it started after installing a VPN. Removed the VPN, removed all gmail and Gsuite accounts, added again and all accounts started to sync.
Fix authentication failed errors in Outlook 2016 on Mac.
Applies to: E-mail, Web Hosting
Outlook For Mac Sync Issues
Difficulty:EasyTime needed:5 minutesRequired:Ecenica Email Settings, Outlook 2016 for MacProblem
When you access your email in Outlook 2016 for Mac the following error can occur:
Mail could not be received at this time The server for account “example” returned the error “[AUTHENTICATIONFAILED] Authentication failed..” Your username/password or security settings may be incorrect. Would you like to try re-entering your password?
Symptom
Outlook Mail Sync Error
- When you open or send and receive email from Outlook 2016 for Mac the error is shown.
Cause
Outlook 2016 cannot connect your email account because the username or password it is using is incorrect.
Resolution
Check your email password is correct and you are using your full email address, for example. [email protected], for the username in your Outlook 2016 settings.
You can also Reset your email password in cPanel
![Mac For Outlook 2016 Sync Error Mac For Outlook 2016 Sync Error](/uploads/1/2/8/4/128432267/313346303.png)