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 ...

When multiple data variables are accommodated in a project, the time and spatial grids of those variables must be identical. As such, you must control the data other people enter. That’s when you need ...

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

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 ...

When you work with Excel, you often need to ensure that the data entered into your spreadsheets is accurate and consistent. One effective way to achieve this is by using a drop-down list. In this ...