![[Windows]](ngwin.gif)
Upgrading an IBM MQ installation on Windows
To upgrade an IBM® MQ server installation on Windows, from one version, release, and modification level to a later one, you can use either the Launchpad or msiexec. To upgrade a client installation, you can use either the GUI installer or msiexec.
About this task
Before you begin, ensure that you have backed up your data.
Important: If you want to apply maintenance instead, for example, from IBM MQ 9.0.0.0 to IBM MQ 9.0.0 Fix Pack 1, see Applying and removing maintenance on Windows.