The key is meant to be used on the particular gadget that the OS will be installed on. There are people who provide illegal products keys. Such keys might work but it is against the law to use them. This makes it important to always ensure that the product key is genuine and has been certified by Windows.
This product key is means to ensure that the Operating System (OS) is genuine and has the right qualities. While trying to install or repair this OS there will be a stage where the screen will request for the product key so that it can continue. There are spaces where you just need to key in the product key just the way it is.
These messages come whenever the company has added more features on the OS. All what one needs is to be connected to the internet so as to download the OS in a convenient manner.
The downloading process is simple where one just needs to follow the few steps. After updating the OS it will be able to function more efficiently.
When you have already installed the Windows 7 Professional operating system you need to make sure that it is properly protected. This means that you should have an effective internet security system which will protect the OS effectively. The importance of this is that your system can easily be attacked by malicious components such as viruses.