If you want to impress your friends and colleagues, you can make an Excel chart change based on a drop-down box you have ...

Click "Manage Protection" from the drop-down menu. In the "Manage Protection" task pane, click the "Protect Sheet" button to ...

Google Sheets is basically a free, collaborative version of Microsoft Excel. And even though free usually means you can't do as much, Google Sheets does still allow you to add drop-down lists to ...