How do I use Windows Installer-based patches to deploy CAL updates using Software Installation and Active Directory Group Policy?
• You have the option of using patches for Windows Installer technology to deploy the CAL updates. When new updates are made available, a Windows Installer Patch for the update will also be made available at the Download Center. You will need to download and run the patch on your computer for the update to be deployed. Refer to the following link to learn more about Windows Installer.