Dependent drop-down lists in Excel are a powerful tool for enhancing data entry efficiency and accuracy. By creating lists that dynamically update based on the selection in another list, you can ...

Dropdowns are useful features that simplify data entry and enforce data validations in spreadsheet software. Creating a dropdown list is easy. And you might have done that already in Excel. But did ...

Block bad data, duplicates, and incorrect dates with these custom rules.

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 ...