Manually add users in Linux (plot)

1. Add a group in/etc/group, if the user has an additional group, add the name of the user after attaching the group

2. Initializing the Add user and the corresponding group ID in/etc/passwd

3. Add some settings for the user in/etc/shadow

4. Copy the files in the/etc/skel/directory to the home/user directory

5. Modify the owner of the/home/user directory and the owning group for this user, and its group

6. Modify the G o permission for the/home/user directory to-----

If you do not add a password to the user in shadow, the user cannot log in, but can log on through the SU command.

Temporarily, need to figure, in the next message.

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Manually add users in Linux (plot)