Windows 8.1 build 9477 (fbl partner out31)

Windows 8.1 build 9477 (fbl_partner_out31) is a build of Windows 8.1, which was originally shared on Chinese website PCBeta on 21 August 2013 in Simplified Chinese, then on 19 October 2018, other languages including English were uploaded to BetaArchive's FTP server. The ARM32 architecture compile of this build was found by BetaWorld user MacAdmin on 8 February 2018. and then was later uploaded to BetaArchive on 18 May 2019.

New features and changes

 * All Start screen backgrounds included in the RTM have been added.
 * Help+Tips and Windows Store received new app icons.
 * The Mail tile has been recolored from teal to blue.