Mac Excel 2011 - Open the Preferences dialog from the File menu, then click to see the Security panel.Instruct the user to enable Macros in the Preferences dialog before running your application. Since Excel runs in a sandbox, VBA functions need users to grant permission when reading and writing files to share data with other applications. Although some Excel workbook features have been modernized, in some ways it has been a setback for developers that use Excel as an application development platform. Mac Excel 2016 is a 'sandboxed' edition of Excel.It supports most Excel workbook features and VBA code can access the macOS file system using Carbon style file paths. In many ways, it is most similar to the Excel environment running on Windows. Mac Excel 2011 introduced VBA support to Mac.Both can be used as a development platform for protected, licensed applications. There are two major releases of Excel for macOS computers that support VBA. Microsoft Excel is used by millions and has evolved for decades.