To enable Power Pivot in Excel, click the “File” tab in the Ribbon to open the backstage view. Power Pivot is an “add-in” program that you must enable in Excel before you can use it. Before you can start using Power Pivot, however, you must enable it in Excel. Power Pivot expands the abilities of the Excel data model to allow for robust data management and reporting for PivotTables and PivotCharts. This lesson shows you how to enable Power Pivot in Excel.