|Windows Vista Service Pack 2|
Here are some of the key benefits of Windows Vista SP2:
And since it comes with a single installer for both Windows Vista and Windows Server 2008, SP2 will be easy for IT Pros to manage, deploy, and support. For a complete overview of the changes introduced in SP2 for Windows Vista and Windows Server 2008, check out the Tech article id: dd335036 notable changes document on TechNet.
Business customers with Windows Vista will find that the transition from Windows Vista to Windows 7 will be significantly more straightforward due to the high degree of compatibility between Windows Vista and Windows 7. If your Windows Vista SP1 deployment is already underway we recommend you continue with SP1 as planned. Then you can deploy SP2 using your systems management infrastructure. If you are in the early stages of deployment or still planning Windows Vista deployment our best advice is that you plan on testing and deploying Windows Vista SP2For more Details and How to Download This Service Pack 2 for Different OS/Hardware's http://technet.microsoft.com/en-us/windows/dd262148.aspx
SP2 Is now included in the Auto Update
Go ahead and Enjoy the new stable features.