Linux_Users' accounts (creation, permissions, editing)

# sudo lid -g wheel
list of users with sudo-permissions

# cat /etc/passwd
list of users

# sudo adduser username
# passwd username
# usermod -aG wheel username
Creation user and provide him sudo-permissions

#sudo username -l newuser olduser
Rename user


#userdel username
#userdel -r username
Delete user and his home-directory
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Other way:
login to root:
#su
#visudo (opens file with editing user's sudo)

Copy there root user line (in  ## Allow root to run any commands anywhere)  and past it with other username:

root    ALL=(ALL)       ALL

NewUserName    ALL=(ALL)       ALL

:x (to save and exit)