The adduser command creates the new user's home directory and all the other bits they'll need to log in, with one exception…their password.. Also: 5 reasons why desktop Linux is finally growing ...

Access allows you to prevent users from inadvertently changing data on their forms. Here's how to set the control properties called Enable and Locked to prevent data entry.

While using Linux and a Degoogled Phone may increase your security profile, there are problems going this route as well. One of the traps new users can fall for is the illusion of privacy.