New Windows 11 24H2 bug silences some PCs, and Microsoft has blocked the update for affected devices while it works on a fix.

As we head towards the end of the year, the Windows 11 24H2 update from October is still causing trouble for users. Microsoft has confirmed two new problems, and according to Neowin, one of them breaks audio output and the other breaks Auto HDR.

Microsoft has added another Windows 11 24H2 upgrade block for systems with Dirac audio improvement software due to compatibility issues breaking sound output.

PCs with Dirac Audio cannot play sound, Auto HDR doesn’t work and Microsoft applies a compatibility hold on 23H2 PCs.

Last month, we reported that Microsoft had acknowledged that a new bug in Windows 11, version 24H2, automatically increased the audio volume level to

The list of known bugs in Windows 11 version 24H2 continues growing. This time, Microsoft acknowledged that some PCs are losing audio output.

Microsoft has blocked the 24H2 update on Windows 11 PCs where Auto HDR is enabled as the feature is breaking some SDR games.

The bug isn't limited to gaming, though; some users have reported general color display issues on their Windows 11 desktops as well. Auto HDR is a feature introduced in Windows 11 to improve gaming visuals by automatically converting standard dynamic range (SDR) content to high dynamic range (HDR) content.