How to modify user name in Linux system

Modify the user name (take CentOS-8 as an example)

①Enter the rootuser for operation, and /etc/sudoersaddadmin(新用户名) ALL=(ALL) ALL
su root
vim /etc/sudoers

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② enter /etc/passwdwill 旧用户名be changedadmin(新用户名)
vim /etc/passwd

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③ enter /etc/groupwill 旧用户名be changedadmin(新用户名)
vim /etc/group

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④ enter /etc/shadowwill 旧用户名be changedadmin(新用户名)
vim /etc/shadow

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⑤ enter /etc/gshadowwill 旧用户名be changedadmin(新用户名)
vim  /etc/gshadow

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⑥Enter the /homedirectory and change the file 旧用户名to新用户名
cd  /home
mv test(旧用户名) admin(新用户名)

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rebootrestart

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Origin blog.csdn.net/qq_39599464/article/details/114634270