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this command modifies the group id por group name

Examplegroupmod mygroup

it is used to change the grpoup name

Examplegroupmod -n favourite mygroup

this command is used to change the group id

Examplegroupmod -g  GID groupname

it is used to change already assigned GId to the the group

Examplegroupmod -o mygroup

it is used to chnage the password of the group

Examplegroupmod -p mygroup

it is used to change the groupname

Examplegroupmod -n mygroup

this command helps with the groupmod commands

Examplegroupmod -h

Explanation:
Renames oldgroup to newgroup.

Examplesudo groupmod -n newgroup oldgroup

Explanation:
Changes the Group ID (GID) of developers to 1050.

Examplesudo groupmod -g 1050 developers

Explanation:
Renames developers to eng_team and assigns it GID 2000.

Examplesudo groupmod -g 2000 -n eng_team developers

Output Example:

developers:x:1050:

Explanation:
Displays the group name and GID.

Examplegetent group developers

Explanation:
Verifies whether GID 1050 is already assigned.

Examplegetent group | grep 1050

Explanation:
Modifies sysadmins as a system group (GID < 1000).

Examplesudo groupmod -r sysadmins

Explanation:
Locks the project_team group to prevent changes.

Examplesudo groupmod -L project_team

Explanation:
Unlocks the project_team group.

Examplesudo groupmod -U project_team

Explanation:
Assigns a password to the project_team group.

Examplesudo gpasswd project_team

Explanation:
Lists all groups and their details.

Examplecat /etc/group
or
getent group

groupmod's Examples