If you haven’t trusted the publisher, you’ll receive an alert. However, it will run macros that contain a digital signature by a trusted publisher. “Disable All Macros Except Digitally Signed Macros”: Selecting this disables macros, but sends a security alert so you know the document contains macros.“Disable All Macros with Notification”: Select this option to disable macros, but also send a security alert so you know a document contains macros.
Here, you have the following four options: You’ll now be in the “Macro Settings” tab of the Trust Center. In the “Microsoft Trust Center” section, click “Trust Center Settings.”