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 ...

Q: I have an Excel spreadsheet that I update weekly with our employees’ Actual Sales and Sales Goals. I manually insert a red circle to indicate those who did not reach their sales goal by more than a ...

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 ...

Q. You explained Excel’s Scenario Manager in your November 2024 Tech Q&A article and Goal Seek in your December 2024 Tech Q&A article. Can you please explain the final What-If Analysis tool: Data ...

Excel’s formula bar has limitations that make writing, debugging, and managing complex formulas challenging. A new tool, the Advanced Formula Environment (AFE), developed by Microsoft for Excel 2019 ...

Have you ever found yourself drowning in repetitive Excel data entry tasks, wishing there was a way to make the process faster, easier, and less prone to errors? Whether you’re managing team schedules ...

If you want to turn on or off File validation in Word, Excel, and PowerPoint, here is how you can do that. It is possible to enable or disable file validation in those Office apps with the help of the ...

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. What Is the Calculating Compound Annual Growth Rate ...