John's PC takes advantage of one of the hidden features of Windows called Profiles. All users then have their own desktops, backgrounds, wallpaper, screen savers, Start Menus, mail accounts, Web browser Favorites, auto-running programs and much more. Profiles are sometimes called User Profiles. In Windows 95, Profiles are turned on or off through the Passwords applet of the Control Panel. In Windows 98, they're handled through the Users applet of the Control Panel.
Profiles make use of usernames and passwords.
The form asks you to type your username and password. If you type a username and password that Windows does not recognize, it asks if you want to create a new logon identity. Profiles work very well and have only a few drawbacks. Let's get the drawbacks out of the way first. First, a PC that uses Profiles won't boot itself up.