Matching One Column Data with Another in Excel. If you don't have a keen eye and a perfect memory, you probably can't spot all the differences between two data columns in a large worksheet.

If your Excel lists repeats values and you need help finding changes, try this easy conditional format. One of the most frequent requests I receive from readers is how to highlight list values ...

How to Highlight Values When They Change in Microsoft Excel. When multiple people work on the same Excel spreadsheet, it can be difficult to keep track of changes.

Creating a list of duplicate values that’s separate from the data source is easier than ever thanks to Microsoft Excel's FILTER() function.