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 ...

Removing duplicates in Excel is an essential skill for anyone who works with large datasets. Whether you’re cleaning up customer information, analyzing financial data, or organizing a mailing list, ...

Click on the heading of the column you want to evaluate for duplicates. Click and drag from one heading to the next to select more than one column. Hold down the "Ctrl" key and click to select columns ...

Duplicates in the same column are easy to find by sorting or filtering. Duplicates that span multiple columns require a bit of setup, but the solution's not difficult to implement. Finding duplicate ...

Business issues such as incorrect transactions, data entry errors, technical glitches and poor system design may cause duplicate values in your data sets. Duplicate values can exist across rows or in ...

This is the demonstration file to accompany the article, How to highlight unique values in Excel, and How to highlight duplicate values in Excel, by Susan Harkins. From the hottest programming ...