Microsoft fixes game and app crashes caused by AC-3 decoding bug in Windows 11 KB5124010 preview update
Microsoft has fixed a known issue in which games and Windows 11 apps using AC-3 (Dolby Digital) audio decoding crashed after the September 2026 optional preview update KB5124010. The fix is included in the October 2026 Patch Tuesday update KB5127648, which Microsoft advises installing on affected systems running Windows 11 24H2 and later.…