Microsoft Excel's Data Validation tool lets you add a drop-down list to a cell based on existing data in a column. However, ...

Here's how to create a ... when text or data that’s not found in the list is entered. Enter a custom title and a message. Should the title or text fields be left empty, Excel will apply a ...

Drop-down lists in Microsoft Excel (and Word and Access) allow you to create a list of valid choices ... in the Source field of the Data Validation dialog window. 1. Open a new workbook and ...

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 ...

Follow the steps below to create a drop-down list using data validation in Excel. If you want to add a message pop up, you can click the Input Message tab and check the checkbox for “Show input ...