Microsoft Excel's Data Validation tool lets you add a drop-down list to a cell based on existing data in a column. However, how this works depends on whether the source data is part of a formatted ...

Q. How do I create a drop-down list to include in my spreadsheet? A. Creating drop-down lists in your spreadsheets is a great way to ensure that only certain information is entered into a cell. For ...

To begin, you need to enable the Developer tab in Excel. This tab provides access to the tools required for form creation, but it is not enabled by default. To enable ...