For more information, see Upgrade signed Office VBA macro projects to V3 signature. This update adds security enhancements that provide a more secure version of the signature scheme for Visual Basic for Applications (VBA) projects. It doesn't apply to the Office 2016 Click-to-Run editions, such as Microsoft Office 365 Home (see What version of Office am I using?) Improvements and fixes This article describes update 4484334 for Microsoft Publisher 2016 that was released on December 1, 2020.īe aware that the update in the Microsoft Download Center applies to the Microsoft Installer (.msi)-based edition of Office 2016.