So this is how you can enable multiple selections in a drop-down in Google Sheets. While this is not available as an in-built feature, you can easily do this with some Google Apps Script magic.

How to create a nested drop-down list in Excel If you want to obtain data from some existing drop-down menus or cells and display options accordingly in a different cell, here is what you can do.

Microsoft Excel can save you time in lots of little ways, like adding a drop-down list to cells so that only pre-written text can be entered.