How to Install Service Pack in Windows Server Failover Cluster for Windows 2008 R2, Windows 2008 and Windows 2003

Updated on September 27, 2017
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The process of applying a service pack to a server failover cluster is almost the same as applying it to Windows 2008 R2, Windows 2008 and Windows 2003. You can install Windows service packs on Windows Server Failover Cluster nodes using the following procedure. Always install the same service packs or hotfixes to each node. Use this procedure to install the service packs unless otherwise directed by a particular service pack version.

  1. Open Failover Cluster Manager, and then click Nodes then right-click Node A, and then click Pause.
  2. Expand Node A. In the right pane, right-click each Services or applications and then click Move this service or application to another node to move them to Node B.
  3. Install the service pack on Node A, and then restart the Node A.
  4. In Failover Cluster Manager, right-click Node A, and then click Resume.
  5. In Failover Cluster Manager, right-click Node B, and then click Pause.
  6. Expand Node B. In the right pane, right click each Services or applications and then click Move this service or application to another node to move them to Node A.
  7. Install the service pack on Node B, and then restart Node B.
  8. In Failover Cluster Manager, right-click Node B, and then click Resume.
  9. Right-click each Services or applications , click Move this service or application to another node , and then move them back to their preferred node owner.