The duplicate-checking formula uses =COUNTIF to “count” which cells contain data that appears more than once throughout the spreadsheet. In fact, they’re a great way to dip your toe into other Excel formulas, such as =CONCATENATE, which we describe in Advanced Excel Skills and Formulas to Impress Your Boss. While the thought of a page-long formula including various spreadsheet cells and mathematical symbols is daunting, the formulas used to check for duplicates in Excel are actually quite simple.
HOW TO HAVE EXCEL FIND DUPLICATES HOW TO
How to Find Duplicate Values in Excel Using FormulasĪnother way data analysts can check for duplicates is via Excel formula. And, though a well-liked method, there are advantages to instead using an Excel formula to identify duplicates.
There are other suggested options, and Excel also allows for a Custom Format… Once you’re satisfied with the settings, click OK and you’re done!Ī similar method of highlighting duplicates in Excel is available in Google Sheets and other spreadsheet tools. This is where you determine the text and fill color for your highlighting. Light Red Fill with Dark Red Text is the default Format with setting. You may opt to keep the default Format only unique or duplicate values and subsequent duplicate when it comes to choosing which values in the selected range you want.
Spreadsheets are often the best place to store and manipulate data.