

The following video explains how to prevent this from happening, so we can turn that frown upside down and get on with being productive. So if you have downloaded an Excel Campus add-in recently, or an add-in from another site, then you might not be seeing the custom Ribbon menu after open Excel. That means there is nothing to tell you why the add-in Ribbon disappeared. However, there is no security prompt for add-in files (.xla.

xlsm), you will get a security prompt asking you if the file is safe. When you open regular Excel files (.xlsx or. The security update is blocking files that have been downloaded from the internet.įiles downloaded from the internet now have a Security property that is automatically set to Block. Microsoft released an Office Update in July 2016 that is causing this issue with installed add-in Ribbons disappearing. Why Did My Add-in's Ribbon Menu Disappear? This article contains a few solutions for this issue. Bottom line: A recent Microsoft Office security update has caused add-in Ribbon Menu Bars to disappear when Excel is opened.
