This article explains how to use validation rules and validation text in table fields and form controls.
A validation rule is one way to restrict input in a table field or a control (such as a text box) on a form.
You can use data validation to restrict the type of data or the values that users enter into a cell.
One of the most common data validation uses is to create a drop-down list.
So you have a computer with Windows 7 installed, but you’re not sure if you are running a genuine version of the OS.
You may have this issue if you downloaded a copy of Windows 7 or if someone installed it for you.
You can follow along, or create your own data validation scenarios.
The first way to validate that Windows 7 is genuine is to click on Start, then type in activate windows in the search box.Check out this video for a quick data validation overview.You can download an example workbook with all of the data validation examples you'll find in this article.If your copy of Windows 7 is activated and genuine, you will ge t a message that says “Activation was successful” and you will see the Microsoft Genuine software logo on the right hand side.The second way to determine if you have a valid copy of Windows 7 is to use the validation tool on the Microsoft website.