To modify an existing group in Linux, the groupmod command is used. Using this command you can change the GID of a group, set the group password and change the name of a group. Interestingly enough, you can’t use the groupmod command to add a user to a group. Instead, the usermod command with the -G option is used.

How do I manage groups in Linux?

Creating and managing groups on Linux

1. To create a new group, use the groupadd command. …
2. To add a member to a supplementary group, use the usermod command to list the supplementary groups that the user is currently a member of, and the supplementary groups that the user is to become a member of. …
3. To display who is a member of a group, use the getent command.

10 февр. 2021 г.

How do I change the group in Linux?

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

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