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

One of the most common tasks in data analysis is counting unique entries within a dataset. This process can be time-consuming and prone to errors when done manually, but Excel 365 offers a solution ...

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 ...

Excel’s dynamic, dependent drop-down lists are a fantastic solution for data management. These lists automatically adapt to your data, ensuring accuracy and efficiency. Dynamic array formulas are the ...