
Just close all O365 apps and run the tool, then try to open new word file first and provide your login data, after that open the outlook and test the performance. Ctrl+click or right-click Microsoft Outlook, and then select Show Package Contents.


First of all clear all outlook caches. This feature allows the user to rebuild Outlook 2016, 2011 Mac database profile in same hierarchy to avoid any discrepancies.

Under that directory, e-mail is stored in Data Records/Messages. This is one of the most outlook common issue, so please try following technical steps: The files are in /Documents/Microsoft User Data/Office 2011 Identities/Main Identity.
