If you wish to count the same or duplicate values in a column only once in Excel or the count of occurances of duplicate values, read this article.

If you want duplicate values to stand out in an Excel spreadsheet, you can choose between two conditional formatting rules.

By using the Highlight Cells Rules, you can highlight duplicate cells in your Excel worksheet to avoid confusion and mistakes.

Microsoft Excel is perhaps the most powerful spreadsheet application you can buy. But it also has some simple functions, like finding duplicates in data.

Highlighting or even deleting duplicate records in Excel is simple but listing them isn't as easy. Fortunately, you can use Power Query to easily display a list of duplicate values or records.

How to Use Excel to Show Only Duplicate Values. Business issues such as incorrect transactions, data entry errors, technical glitches and poor system design may cause duplicate values in your data ...

How to Identify Duplicate Items in Excel. Microsoft Excel helps you find duplicate values and identifies these cells with a color marker on your worksheet. This formatting lets you avoid the ...

If you've ever had a data dump into a spreadsheet result in a mess of duplicate values, follow this step-by-step to learn how to remove them.