Quick LinksUsing a Column in a Formatted Excel TableUsing a Column in an Unformatted DatasetMicrosoft Excel's Data Validation ...

Excel’s data validation feature offers an efficient way to perform a variety of tasks. This collection of techniques demonstrates several handy ways to put data validation to work. From the ...

There’s no built-in duplicate rule for Excel’s Data Validation feature, but you can combine the feature with the COUNTIF() function to get the job done. To do so competently, you need to know ...