
A person with malicious intent, like hacker, can make a destructive macro to spread a virus on your PC or network. When enabling a macro in Excel that was written by someone else, you need to remember that it can carry a potential security risk.

Developers create codes that are more complicated. Lots of Excel users can record simple macros to streamline their work with spreadsheets. Many macros are created using Visual Basic for Applications, or VBA. You can run macros any time to perform certain actions. A macro is a series of commands assembled together and designed to automate frequent routine tasks in Excel. First off, I'd like to share a brief intro to Excel macros and security risk linked to enabling them. In addition you'll find a tip to run a macro even if all macros are disabled and get a link to a piece of code that gets users enable macros in a workbook. If you feel that you only open safe data files and want to enable the content automatically, follow these steps MS Excel. To enable the data connection temporarily so that you can continue with your work, simply click on the ”Options” or “Enable Editing” button and select “Enable this content” option. You'll also find step-by-step instructions showing how to disable macros in Excel or turn them on via Message bar and Backstage view.

This tutorial teaches how to enable macros in Excel 2010-2013.
