Adding User to Groups
Let's add irfan to the admins group using:
usermod -aG admins irfan
However, if attempted as irfan, it'll generate an error. So, first,...
Adding User to Groups
Let's add irfan to the admins group using:
usermod -aG admins irfan
However, if attempted as irfan, it'll generate an error. So, first, let's make irfan a sudo user. Log in as root and...