The first time you start Jenkins, the configuration is created along with the initial default administrator account.
If for some reason you have skipped the user-creation step in the setup wizard, you can use the default admin username and password to access the Jenkins UI.
The Jenkins default password is stored in the
$JENKINS_HOME/secrets/initialAdminPassword file (the exact location of the Jenkins default password is indicated in the Jenkins console log).
Cool Tip: Reset Jenkins admin password! Read more →
Default Jenkins Password
The Jenkins default username is
The Jenkins default password has to be written to the
$JENKINS_HOME/secrets/initialAdminPassword file on the server, that is usually located at:
|Default Username||File with default Password|