How to activate root user in centos

By default, root has not been activated. You need to set a password for root and activate root.

The command is as follows: (Recommended tutorial: centos usage tutorial)

sudo passwd
Password：你当前用户的密码
Enter new UNIX password：这个是root的密码
Retype new UNIX password：重复root的密码

After completing the above steps, you can log in directly as root.

Recommended related video tutorials: linux video tutorial

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