@Risk Error: The digital signature has been tampered with after the content was signed...

Error: "Microsoft Office has identified a potential security concern" Warning: "The digital signature has been tampered with after the content was signed. This content cannot be trusted" File path C:\Programs Files (x86)\Palisade\(Add-in folder name)\(add-in name).xla Workaround: In Excel go to File > Options > Click Trust Center > Trust Center Settings > Click Trusted Locations > Add new location. A dialog window will display and enter the folder location as listed in this image (Make sure to enable "Subfolders of this location are also trusted") Restart Excel and try again. If you continue to have issues, log into the Lumivero Community Home Page and click on the Submit a Case button to fill out a form for assistance from the Support Team.