Cumulative update packages for Microsoft Project Server 2010 contain hotfixes for the issues that were fixed since the release of Project Server 2010.
Important notes about the cumulative update package
- The Microsoft Office 2010 hotfixes are now multilingual. This cumulative update package contains updates for all languages.
- This cumulative update package includes all the server component packages. Additionally, this cumulative update package updates only those components that are installed on the system.