How to change drop down list in Excel

The Data Validation feature in Excel 2019 offers a List option to confine selections in a cell to a preconfigured series of values. This selection can further influence the values in another list by presenting options that relate to the first choice.To begin with, the first drop-down list's Items list might present A list of product categories that produces a secondary list of product models.For this function to work, the first drop-down list must be based on relevant constraints for c....