This problem occurs for one or more of the following reasons: When you open a file or send an email message in Microsoft Outlook 2010 or later versions, Outlook freezes, or you receive the following error message:
Applies to: Outlook 2019, Outlook 2016, Outlook 2013, Microsoft Outlook 2010, Outlook 2010 with Business Contact Manager, Outlook for Office 365.Outlook not responding error or Outlook freezes when you open a file or send mail
