Use Excel data validation to prevent duplicate values in a column Your email has been sent Prevent duplicates before they happen by combining a simple function with data validation. Excel has built-in ...

Array formulas let you perform calculations across entire ranges of data in a single formula. Hence, you can handle lightning-fast lookups, filtering, and sorting with just one po ...

When multiple data variables are accommodated in a project, the time and spatial grids of those variables must be identical. As such, you must control the data other people enter. That’s when you need ...

In this article we will show you how to display multiple columns in a validation list in Excel. We will show you a method that can then be applied to your data. To create a validation list with ...

FILTER works well with other Excel functions like SORT and UNIQUE to create powerful data management combinations. You can ...

Excel's data validation feature is more versatile than you might think. Learn how to use literal values, input values, list values, and even formulas to restrict input date values using data ...

Q: I have an Excel spreadsheet that I update weekly with our employees’ Actual Sales and Sales Goals. I manually insert a red circle to indicate those who did not reach their sales goal by more than a ...

If you see the error “This value doesn’t match the data validation restrictions defined for this cell” when entering a value in an Excel cell, the solutions ...

One way businesses can save time and money is using Excel spreadsheets as data tables in which to store customer information, inventory details or other important data. Excel has several features that ...