- The Cumulative Update 16 package can be used to run a new installation of Exchange Server 2013 or to upgrade an existing Exchange Server 2013 installation to Cumulative Update 16.
- It's not necessary to install any Exchange Server 2013 Cumulative Updates or Service Packs released prior to Cumulative Update 16 before you install Cumulative Update 16.
This cumulative update fixes the issue that is described in the following Microsoft Knowledge Base article:Daylight Saving Time Help and Support Center.
PrerequisitesThe setup process for Exchange Server 2013 identifies any missing prerequisites.
Restart requirementYou may have to restart the computer after you apply this cumulative update package.
Registry informationYou don't have to make any changes to the registry after you apply this cumulative update package.
Removal informationAfter you install this cumulative update package, you can't uninstall the package to revert to an earlier version of Exchange Server 2013. If you uninstall this cumulative update package, Exchange Server 2013 is removed from the server.
For more information about the coexistence of Exchange Server 2013 and earlier versions of Exchange Server in the same environment, see Exchange 2013 System Requirements.
For more information about other Exchange updates, see Exchange Server Updates: Build numbers and release dates.
Article ID: 4012112 - Last Review: Mar 21, 2017 - Revision: 9