New ways to do familiar tasks
Windows NT 4.0 introduced the System Policy Editor, which you could use to create a system policy to control user actions and the work environment and to enforce system configuration settings for all computers that run Windows NT 4.0. Policy settings define the various components of the desktop environment, including the applications that are available to users, the applications that appear on users' desktops, and the options that are displayed on the Start menu.
If you upgrade from Windows NT 4.0 to Windows XP, you will find that Group Policy and its extensions provide a unified replacement for many of the tools that you are familiar with. The following table contrasts the differences between Windows NT 4.0 and Windows XP with regard to the creation of system policy.
If you upgrade from Windows 2000 to Windows XP, you will find that Folder Redirection has become easier to use, as described in the following table.