Sometimes add-ins can conflict with Outlook, preventing it from starting. If this happens, disabling the add-in will fix ...

Sometimes add-ins can conflict with Outlook, preventing it from starting. If this happens, disabling the add-in will fix the problem.  The article I can't start Microsoft Outlook 2016, 2013, or 2010 describes how to start Outlook in safe mode and disable add-ins, as well as other strategies to get you up and running.