Windows 8.1 build 9457

Windows 8.1 build 9457 is a build of Windows 8.1. It was leaked to BetaArchive on 25 December 2019. The Start button makes a reappearance in this build after being absent in build 9448. However, SlideToShutdown has been removed in this build. This build also contains a pseudo-localized version, which is used for testing the internationalization system.