Macros in Microsoft Office are blocked for security reasons, but you can enable and use signed macros. This tutorial explains how to create a self-signed digital certificate.

I tried to set a password on it again, but I’m getting the following error: “This workbook contains Excel 4.0 macros or Excel 5.0 modules.

What is Macro? Macro is a handy tool for frequent Excel users that helps to save time and automatically configure some commands. Macro works with VBA (Visual Basic for Application) program codes, but ...