Chgrp

Basic Commands

$ sudo addgroup my_group --> create a new group
$ sudo chgrp my_new_ownership my_file/directory --> change ownership a file or directory
$ sudo chgrp --dereference my_new_ownership file_link --> change reference of a symbolic link
$ sudo chgrp --no-dereference my_new_ownership file_link --> modify symbolic link itself
$ sudo chgrp -R my_new_ownership ./mydirectory/ --> print recursive
$ sudo chgrp -R -v my_new_ownership ./mydirectory1/ --> print verbose