If you are automating Outlook using Visual Basic for Applications (VBA), you may encounter the dreaded "Missing Reference" error for the . This library, often associated with the file MSOUTL.OLB (Object Library, not a .dll), is crucial for early binding, allowing Excel, Access, or Word to communicate directly with Outlook 2016, 2019, 2021, or Office 365.
Microsoft Outlook 16.0 Object Library DLL Download: Fix Missing References & Errors microsoft outlook 16.0 object library dll download
You don’t “download” it. You ensure it is by installing Microsoft Office (with Outlook included). If you are automating Outlook using Visual Basic