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

You can remove duplicates in Excel in a few steps. Duplicates can create problems when you're dealing with data.

How to highlight rows in Excel For better or worse, you can’t use a built-in rule to highlight the entire row when column D contains a duplicate value.

You can delete duplicate rows in Excel and Google Sheets using this simple trick. You need Remove Duplicates add-on for Google Sheets.