How to extract a list of duplicate values across two columns in Excel Your email has been sent There are a number of ways to highlight duplicate values. Conditional formatting might be the most common ...

Use Excel data validation to prevent duplicate values in a column Your email has been sent Prevent duplicates before they happen by combining a simple function with data validation. Excel has built-in ...

When you're working with a spreadsheet, duplicate data can sometimes make its way in and cause all sorts of problems. In this how-to, we demonstrate two methods of using Microsoft Excel for ...

There are two situations in which you might need to merge two columns of data in Excel 2013. If you've imported two columns of data from separate sources, you might want to combine them into a single ...

Excel 2013 can locate duplicate rows as long as one column contains a unique identifier for each record, such as a product ID or account number. By referencing this identifier, you can find duplicates ...

If you’ve got a whopper of a spreadsheet, with thousands or more of rows, you’ve got a big problem if you want to make sure the spreadsheet doesn’t contain duplicate entries. Excel simply doesn’t have ...