To Disable User Profiles Restart the computer. At the Windows logon screen, clickÂ Cancel. ClickÂ Start, point toÂ Settings, clickÂ Control Panel, and then double-clickÂ Passwords. On theÂ User Profiles tab, clickÂ All users of this PC use the same preferences and desktop, and then clickÂ OK. When you are prompted to restart the computer, do so.