Friday, June 18, 2010

Exchange 2010 Update Rollup 4 is released

Read the complete list of fixes here Exchange 2010 UR4 – KB982639

Worth mentioning is that if you’re using Microsoft update and Exchange DAG, updates will not be automatically detected. DAG/Cluster servers should be patched manually.

Installation package can be downloaded from download link for Exchange 2010 UR4


  1. Does Update Rollup 3 or prior need to be uninstalled prior to installing Update Rollup 4?

  2. No, you don't need to install UR3 before UR4. Update rollups are cummulative.