How to use chgrp command to change Linux group ownership of a file

To change the group ownership of a file in a Linux computer, we can use chgrp command.

An example of how to use chgrp command is shown below.

[root@RHEL2 chgrptest]# chgrp <new_group_owner> <file_name>

[root@RHEL2 chgrptest]# ls –l

total 0
-rw-r--r-- 1 root root 0 Jul  6 06:28 chgrptest
[root@RHEL2 chgrptest]# chgrp engg chgrptest
[root@RHEL2 chgrptest]# ls -l
total 0
-rw-r--r-- 1 root engg 0 Jul  6 06:28 chgrptest