Update Rollup 4 for Exchange 2010 SP1 was recently released. Update Rollup 5 for Exchange Server 2010 Service Pack 1 is currently scheduled to release in August 2011.
Note for Forefront users: For those of you running Forefront Security for Exchange, be sure you perform these important steps from the command line in the Forefront directory before and after this rollup's installation process. Without these steps, Exchange services for Information Store and Transport will not start after you apply this update. Before installing the update, disable ForeFront by using this command: fscutility /disable. After installing the update, re-enable ForeFront by running fscutility /enable.
Update Rollup 4 for Exchange Server 2010 Service Pack 1 resolves issues that were found in Exchange Server 2010 Service Pack 1 since the software was released. This update rollup is highly recommended for all Exchange Server 2010 Service Pack 1 customers.
For a list of changes that are included in this update rollup, see KB2509910.
Supported Operating Systems: Windows 7, Windows Server 2008, Windows Server 2008 R2, Windows Vista Service Pack 2
- Exchange Server 2010 Service Pack 1 must be installed prior to installing this update rollup.
- Any Interim Updates for Exchange Server 2010 must be uninstalled prior to installing this update rollup.