Excel provides built-in tools to help you to find discrepancies like Filters, Conditional Formatting, advanced functions (If and IS, VLookUp, etc.), and Add-ins.

Learn how to Circle Invalid Data in Excel. We also show you how to remove Invalid Data, and validate and approve the circled data.

Learn how to use a data validation control to allow users to select when to run multiple VBA procedures in Microsoft Excel.

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 ...

To edit a drop-down list in Excel, you can use a number of tools depending on how you created the list. Here's what you need to know.