Windows 8 build 8128

Windows 8 build 8128 (fbl_core1_soc_partner) is a build of Windows 8. It was leaked on 4 January 2019.

Integration of Redpill
This build is notable for being the first leaked build not to use Redpill, thus all Metro features (such as the start screen, the Metro login screen, and Immersive app execution) are now available out of the box, compared to previous builds which required the use of a Redpill utility (or, in the case of 8102, be distributed with Redpill already applied) to use the features.

As such,  was removed, with its functions being integrated into other files, such as  .Also, any registry entries for Redpill (most notably , which was commonly used to disable Redpill in 8102, restoring the old Windows 7 shell) no longer function.

Also, with the removal of Redpill making it irrelevant, the Windows 7 shell and its respective components, such as the start menu were removed, with their Metro counterparts being the only ones available.

Windows Error Reporter
will encounter an exception loop; closing the message that the program was terminated will result in it coming back shortly.