How to find case-sensitive duplicates in Excel =IF(COUNTIF($A$2:$A2, $A2)>1, "Duplicate", "")Īs you can see in the following screenshot, this formula does not identity the first occurrence of " Apples" as duplicate: So, let's modify our Excel duplicate formula by using absolute and relative cell references where appropriate: And if you want to keep the unique values in your list, then you cannot delete all duplicate records, you need to only delete the 2 nd and all subsequent instances. In case you plan to filter or remove duplicates after finding them, using the above formula is not safe because it marks all identical records as duplicates. How to search for duplicates in Excel without 1 st occurrences The formula will return "Duplicates" for duplicate records, and a blank cell for unique records: In case, you want an Excel formula to find duplicates only, replace "Unique" with an empty string ("") like this: For example, to search for duplicates in cells A2:A8, use this formula:įor a duplicate formula to return something more meaningful than the Boolean values of TRUE and FALSE, enclose it in the IF function and type any labels you want for duplicate and unique values: If you need to find duplicates in a range of cells rather than in an entire column, remember to lock that range with the $ sign. Input the above formula in B2, then select B2 and drag the fill handle to copy the formula down to other cells:Īs you can see in the screenshot above, the formula returns TRUE for duplicate values and FALSE for unique values. Here's a formula to find duplicates in Excel including first occurrences (where A2 is the topmost cell): These can be invoices, product Id's, names or any other data. Supposing you have a list of items in column A that you want to check for duplicates. How to find duplicate records including 1 st occurrences Depending on whether you want to find duplicate values with or without first occurrences, there's going to be a slight variation in the formula as shown in the following examples. The easiest way to detect duplicates in Excel is using the COUNTIF function.
#EXCEL FIND DUPLICATES AND ADD VALUES FREE#
In one of our previous tutorials, we discussed various ways to compare two tables or columns for duplicates.Īnd today, I'd like to share a few quick and effective methods to identify duplicates in a single list. While working with a large Excel worksheet or consolidating several small spreadsheets into a bigger one, you may find lots of duplicate rows in it. You will also learn how to count instances of each duplicate record individually and find the total number of dupes in a column, how to filter out duplicates, and more. You will learn a few formulas to identify duplicate values or find duplicate rows with or without first occurrences. The duplicate values in the selected cells are removed, leaving a unique set of values.The tutorial explains how to search for duplicates in Excel. A confirmation window is displayed, letting you know how many duplicate values were removed and how many unique values remain.In the Remove Duplicates window, make sure the correct column is displayed and checked where the selected cells are located and click OK.On the Data tab in the Ribbon, click the Remove Duplicates option.
Select the range of cells you want to remove duplicate values.To remove duplicate values in Microsoft Excel 2007 and later, follow the steps below. Remove duplicate values in an Excel spreadsheet The duplicate values in the selected range of cells will be highlighted in color, making it easy to identify them. Click the Duplicate Values menu option.In the drop-down menu, click the Highlight Cells Rules option.On the Home tab in the Ribbon, click the Conditional Formatting option.Select the range of cells where you want to find duplicate values.To find and highlight duplicate values in Microsoft Excel 2007 and later, follow the steps below. Remove duplicate values in an Excel spreadsheet.įind duplicate values in an Excel spreadsheet.Find duplicate values in an Excel spreadsheet.
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