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.

The Data Validation feature in Excel 2013 offers a List option to confine selections in a cell to a preconfigured series of values.

Now that you know how to use INDEX and XMATCH to perform two-way lookups, you could go one step further and use data validation to create drop-down menus in the cells containing the lookup values ...