First Disable Sync services and close all applications.Go to Preferences> Other and select Sync ServicesĬlear Outlook for Mac Sync Services Cache.Now restart the system and open Outlook.Move OfficeSync Prefs to the trash folder.Go to Application Support, then Microsoft and Office 2011.Go to Preferences and delete .plist, .plist, OfficeSync Prefs.

Click on Go menu and hold the OPTION Key to Open Library.How to Reset Microsoft Sync Services in Outlook for Mac

Go to desktop, press the control key and then click on Paste.

Select Copy ‘Office 2011 Identities’ and close all windows.

Press the control key, and then click Office 2011 identities.

Select Documents and open Microsoft User Data.

Before quitting any application, back up all items, Outlook identities for later use.

Select all the applications except Finder.

A dialog box with all the active/ running applications will appear.

To reset Outlook for Mac sync problems check the steps mentioned below: This will disable the sync services, if the error is resolved it means the sync preferences are corrupted and needs to be reset.

Restart Outlook and check the error is solved or not.

Uncheck all the boxes and close Outlook.

Under the Other options select Sync Services.

Click on Preferences in the Outlook menu.

Start Outlook in your system (if it opens).

These could be the two reasons causing the error, solving these problems will fix the Outlook for Mac Sync Error Methods to Solve ‘Outlook for Mac Sync’ Issueįollow the steps mentioned below to solve Outlook 2016 Mac Sync problem

Outlook for Mac sync cache has not been cleared.

Synchronizations preferences settings are not properly configured.

The main causes of Outlook Mac sync problem with Mac are To fix this error it is advised to clear the Outlook Mac cache.

To update the files in OST and PST outlook perform synchronization but some users complain of Outlook for Mac error ‘Microsoft Sync Services has encountered a problem and needs to close’.We are sorry for the inconvenience’. Users can share calendars, notes, send/ receive emails on Outlook for Mac the same as MS Outlook.

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