Update comment:

usermod -c "Comment" username

Change home directory:

usermod -d /data username

Change primary group:

usermod -g admins username

Change supplementary groups:

usermod -G admins,ops username

Add supplementary groups:

usermod -aG admins,ops username

Change login name:

usermod -l username new_username

Change login shell:

usermod -s /bin/bash username

A Complete Guide to Usage of ‘usermod’ command – 15 Practical Examples with Screenshots