Jenkins default username and password, and startup method

Default username: admin default password in C:\Users\HT\.jenkins\secrets\initialAdminPassword (My Computer user name is HT, see what you are)
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CMD into the Jenkins.war folder, enter the command "Java-jar Jenkins.war" Start Jenkins
If an error is started, it may be 8080 port occupancy

CMD enter "Netstat-ano" to view the thread that occupies the port and kill the thread with Task Manager. Re-enter command to start after killing.

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Add: Go to the official website to download Jenkins.war package.
Website address: http://Jenkins-ci.org/
Official website Mirror address: http://mirrors.jenkins-ci.org/war-stable/(in which you can choose any version of the war package, lastest for the latest, recommended downloads.) ）