When you're working with a spreadsheet, duplicate data can sometimes make its way in and cause all sorts of problems. In this how-to, we demonstrate two methods of using Microsoft Excel for ...

Click on the Data tab. Then, click Remove Duplicates. Select the columns that might have copies in the dialog box and press OK. Excel will eliminate duplicate entries, leaving unique values.

1. Click "Data" in the top menu of the Excel window to open the Data menu ribbon. 2. Click on "Remove Duplicates." 3. A window will pop up.

Open the Excel worksheet in which you want to find and highlight the duplicate cells. I have created sample data of marks scored by 10 students in different subjects.

Back up your Excel worksheet before you delete duplicate data or make other changes. This way, if you find out later that the duplicate rows of data were not mistakes caused by employee data-entry ...

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 find duplicate data in Excel? If you want to check for any duplicate data in your Excel file before deleting it, follow this procedure: Select and highlight all the data you want to search for ...

It’s easy to find duplicates; you can filter them out of a data set or format them using a conditional format rule. What you can’t easily do in Excel is display only the duplicate records.

In my case, my data is in column E and doesn't have headers, so I'm good to click "OK." Excel then tells you how many duplicates it has removed.

Likewise, discrepancies in Excel may also arise due to input errors like space after a value, uppercase or lowercase letters, duplicate entries, or inconsistent data formatting. Therefore, we have ...

Figure A We’ll use data validation to prevent duplicate numbers in the Membership Number column. First, enter the following function into cell K3: =COUNTIF(Table1[Membership Number],B3) ...