Windows XP build 2428

Windows XP build 2428 is a pre-Beta 2 build of Windows XP, which was released to testers on 13 February 2001. Only the Professional SKU of this build is available, while the Personal SKU is yet to be shared to the public.

New changes and features

 * As of 2021 it is the first build to drop the classic Windows flag used from Windows 3.1 to 2000 and Me for the one used from XP to 7, although many resources still use the old flag.
 * It introduces a new boot screen to accommodate the new Windows flag, which was present up to build 2474.
 * It introduces a preliminary version of the Luna theme, which replaced the previously included Watercolor and Sample Test Visual Style themes.
 * The start button has a shine present up to build 2465.
 * Red moon desert has been set as the default wallpaper.
 * The Setup AutoRun's appearance was modified to closely resemble the RTM.
 * The login screen has been overhauled and now resembles the RTM.
 * The toolbar icons in Windows Explorer have been updated with a larger (and somewhat different) version of the RTM Windows XP icons.

Windows Product Activation
Windows Product Activation is now functional and prevents logon after 14 days of installation, however Safe Mode, Safe Mode with Networking, or Safe Mode with Command Prompt will bypass this and it can be disabled by setting the value of  in   to 0.

File differences
The following files have been introduced or removed compared to build 2419 Professional: