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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 ...

When you want to clean up data in your Excel sheets, you should first check if there are any duplicates and if so, delete them. Sometimes it's not obvious, but it's actually quite easy to do. In this ...

Maintaining data accuracy and efficiency in Excel is crucial for effective data management. One of the most common challenges faced by Excel users is the presence of duplicates, which can lead to ...

Duplicate entries may be valid -- but when they aren't, they can derail your summaries and totals. Use Excel's Validation feature to reject duplicate entries. Duplicates aren’t always a bad thing — ...

Microsoft Excel: How to use Power Query to display a list of duplicate values or records Your email has been sent Whether duplicate records are good or bad depends on specific conventions that you ...

If you’ve got a whopper of a spreadsheet, with thousands or more of rows, you’ve got a big problem if you want to make sure the spreadsheet doesn’t contain ...

Learn how the reverse COUNTIFS method can simplify data checks, save time, and enhance your Excel skills with binary outputs.