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 ...

Now, let’s insert the data validation control. Using the simple demonstration sheet shown in Figure A , click B2. Feel free to use one of your own files if you like or choose another cell.

Now we have a drop-down list created by Data Validation. Launch Excel. Add data into the spreadsheet. In this tutorial, we have added data to worksheets one and two.

Did you know that you can leave notes on specific Excel cells for people to read? It’s a great way to safeguard against data ...

Q: I have an Excel spreadsheet that I update weekly with our employees ... Fortunately, you can automate this task using Data Validation tools. I have created an example spreadsheet to mimic the issue ...

Excel for the web supports custom formats and data validation. How to determine requirements in Excel Phone numbers have 10 numeric digits and generally use the (xxx) xxx-xxxx format.

Click "Data Validation" on the Data tab and click "Data Validation." Choose "List" in the Allow box. Type your list items into the Source box with a comma between each item. Click "OK" to add the ...

Click the "Data" tab in the ribbon menu, then click "Data Validation." Under "Settings," pick what type of data you want to allow. Choose "Date" to only allow a valid date.

Choose Data Validation. 4. When the Data Validation ... count and other functions. Here's how to add for Excel: 1. Select the data range you wish to add together. 2. Check the status bar ...