In its simplest form, a validation list isn’t dynamic, but combining the feature with the Table object changes that. If both the data set and the list source are Table objects, Excel updates ...

A dynamic data validation list, built using functions like `UNIQUE`, `SORT`, and `VSTACK`, allows users to filter and group data efficiently.

Select the range of cells under the Employee heading where you want to insert the dynamic dropdown list. Then, click Data Validation in the Data Tools group of the ribbon.

Populating a dropdown with a dynamic list is easy thanks to Microsoft Excel’s UNIQUE() dynamic array function.

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.