Remove User from Linux Group

Remove User From Group

To remove user from group, there are so many ways to do it. Choose 1 of the following subsections that suits you.

Manual Removal

You can manually edit the /etc/group file by searching the group name and remove the user from the list. Example, to remove "user2" from "mygroup":

mygroup:x:1274:user1,user2,user3

to

mygroup:x:1274:user1,user3

Using deluser

Yo can also use deluser command using the following pattern:

$ deluser <user> <group>

Following the example above, it is:

$ deluser user2 mygroup

Using gpasswd

Yo can also use gpasswd command using the following pattern:

$ gpasswd -d <user> <group>

Following the example above, it is:

$ gpasswd -d user2 mygroup

Using usermod

Yo can also use usermod command to flush all supplement groups first then append the required group individually:

$ usermod -G "" <user>

$ usermod -a -G <all wanted groups> <user>

Following the example above, it is:

$ usermod -G "" user2

$ usermod -a -G groupX,groupT,groupV user2

That's all for removing users from group.