Open your worksheet in Excel. ALT-F11 (opens the VBA coding window) Copy/Paste the above code into the editor ALT-F11 (switches back to Excel) Save-As a Macro-Enabled Workbook ...

The bare bones VBA code A simple list of sheet names is easy to generate using VBA thanks to the Worksheets collection. Listing A shows a simple For Each loop that cycles through this collection.

When a conditional formatting rule is overkill, use these VBA procedures to highlight duplicates and then remove the highlighting in Microsoft Excel.