If you're not sure whether the data files are backed up or stored on a server, do not remove the profile. Removing the profile also removes associated data files.

Run the Outlook won't start automated diagnostics to fix the issues. If the issue doesn't occur, start adding the add-ins one at a time until the issue occurs. If the issue is fixed, click Options on the File menu, and then click Add-Ins.Ĭlick to clear all the check boxes in the list, and then click OK. To do this, use one of the following procedures, as appropriate to your version of Windows: Step 1: Investigate possible issues caused by add-ins To help troubleshoot Outlook issues in an Office 365 environment, follow these steps. This article describes how to troubleshoot the following kinds of issues in Microsoft Outlook when it's used together with Office 365:

How to troubleshoot issues that cause Outlook to crash or stop responding when used with Office 365