https://stackoverflow.com/questions/20797819/command-to-change-the-default-home-directory-of-a-user

usermod -d /newhome/username username

usermod is the command to edit an existing user.
-d (abbreviation for --home) will change the user's home directory.

usermod -m -d /newhome/username username

-m (abbreviation for --move-home) will move the content from the user's current directory to the new directory.