How to use Data Validation for Excel Cells Data validation feature in Excel lets a user control what can be entered into a cell or provide a predefined list of acceptable entries to eliminate ...

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 ...

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