Note Dynamic Update is a feature in Windows Vista Setup that works with Windows Update to download important fixes and drivers that are necessary for the Setup process.
- Download and install the latest Windows Vista application compatibility update.
For more information about how to do this, click the following article number to view the article in the Microsoft Knowledge Base:953960 How to obtain the latest Windows Vista application compatibility update
- Restart your computer.
- Try to install Windows Vista Service Pack 1 again.
Article ID: 963699 - Last Review: Feb 11, 2009 - Revision: 1