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

Duplicates aren't bad, but you may need to know how many times a value is repeated or how many unique values are in a data range. Here's how to tackle these tasks in Excel.

If you need to count duplicate values in a column in Excel, read through this article. Count duplicate values in a column in Excel The needful can be achieved using the COUNTIF function.

Learn how to count the number of unique and distinct values in a column based on data in another column using array in Microsof Excel.