How to Make a Drop-Down List to Choose a Date in Excel. Microsoft Excel lets you create simple forms that your users can enter data. To save them time and make sure you get the information you ...

When you update this spreadsheet with new or different data, you won’t have to re-create the validation rule, but you will need to click Circle Invalid Data again. This tool would be useful to bring ...

Learn how to create a drop-down list using Data Validation in Excel. Data Validation limits the type of data that can be entered into a cell.

Use Data Validation in Excel You can use Excel's data validation to make sure that people only enter a certain type of data, such as a date, in a particular cell.

Prevent duplicates before they happen by combining a simple function with data validation.

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.

I've got an Excel 97 worksheet in which I need to validate some cells. No problem, I'll just use Data->Validate, right? Wrong. The built in validation works well enough as long as the user doesn't ...

You can easily create a drop-down list in Excel to limit the values that can be entered in a column. This data validation helps prevent mistakes, such as misspellings. Drop-down lists are also ...