Use the following procedure to change the group ownership of a file.

• Become superuser or assume an equivalent role.
• Change the group owner of a file by using the chgrp command. $ chgrp group filename. group.
• Verify that the group owner of the file has changed. $ ls -l filename.

How do I change my primary group in Linux?

Change User Primary Group. To set or change a user primary group, we use option ‘-g’ with usermod command. Before, changing user primary group, first make sure to check the current group for the user tecmint_test. Now, set the babin group as a primary group to user tecmint_test and confirm the changes.

Which command will change a file’s group owner?

chown command