java -jar jenkins.war
Ensure you have created a backup.
Verify all running builds are complete.
Ensure that a supported Java version is installed on the controller and all agents. For more information, refer to the upgrade guide.
If your Jenkins instance is run with the command
java -jar jenkins.war
replace the jenkins.war file with the latest version.
Download the latest Jenkins WAR file to an appropriate directory on your machine.
Open a terminal/command prompt window to the download directory.
Run the command java -jar jenkins.war
to start your jenkins instance.
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