- groupadd groupname add a group
- adduser --ingroup groupname username and add a user to assign users to the group groupname
- chown username filename change the file manager
- Group chgrp groupname filename to change file is located
- usermod -g groupname username to change the user's group
Linux user group permissions and file management
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Origin blog.csdn.net/m0_45478865/article/details/104209117
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