User accounts

Each person that uses the computer should have a different user account. This allows them to keep their files separate from yours and to choose their own settings. It is also more secure. You can only access a different user account if you know their password.

Manage user accounts

Add a new user account — Add new users so that other people can log in to the computer.
Add parental controls — Set up parental controls for users on the system.
Change your login screen photo — Add your photo to the login and user screens.
Delete a user account — Remove users that no longer use your computer.
Log in automatically — Set up automatic login for when you switch on your computer.

Passwords

Change your password — Keep your account secure by changing your password often in your account settings.
Choose a secure password — Use longer, more complicated passwords.

User privileges

Change who has administrative privileges — You can allow users to make changes to the system by giving them administrative privileges.
How do administrative privileges work? — You need administrative privileges to change important parts of your system.
Problems caused by administrative restrictions — You can do some things, like installing applications, only if you have administrative privileges.