A current non-compulsory replace for Home windows 11 model 24H2 is inflicting important video playback points for customers with sure media functions.
Microsoft has confirmed that the replace, launched in late August, can forestall protected content material from enjoying appropriately on Blu-Ray, DVD, and a few Digital TV software program.
The difficulty stems from the non-security preview replace KB5064081, launched on August 29, 2025, and subsequent updates. Customers who’ve put in this replace could encounter issues when making an attempt to view protected media content material.
Reported signs embody copyright safety errors, frequent playback interruptions, video freezing, or a persistent black display screen the place the video must be.
The bug particularly impacts functions that make the most of the Enhanced Video Renderer (EVR) framework mixed with Excessive-bandwidth Digital Content material Safety (HDCP) enforcement or Digital Rights Administration (DRM) for audio.
Microsoft has clarified that this drawback doesn’t have an effect on standard video streaming providers, which use completely different content material safety mechanisms.
The difficulty is restricted to native media playback functions that depend on the affected Home windows elements for DRM and copyright verification.
Affected Platforms
Microsoft formally acknowledged the issue on its Home windows well being dashboard on September 19, 2025. The difficulty is confirmed to have an effect on shopper methods working Home windows 11, model 24H2, particularly these on OS Construct 26100.5074 or later.
The issue is remoted to this particular model and doesn’t impression any Home windows Server platforms. The foundation trigger is tied to how the working system handles protected media paths after the set up of KB5064081.
This replace seems to have launched a regression that disrupts the communication between the media utility, the graphics driver, and the working system’s DRM subsystem, resulting in playback failures when content material safety like HDCP is enforced.
In its official assertion, Microsoft confirmed that it’s actively investigating the difficulty and dealing on a everlasting answer. The corporate has acknowledged {that a} decision shall be supplied in a future Home windows replace.
Nonetheless, a selected timeline for the discharge of this repair has not but been introduced. For now, affected customers don’t have any official workaround aside from probably uninstalling the problematic cumulative replace, which might not be preferrred because it may take away different non-security fixes.
Customers experiencing these playback points are suggested to watch for upcoming Home windows updates, because the repair shall be deployed via the usual Home windows Replace service as soon as it’s prepared. Microsoft will present extra data as its investigation progresses and a patch turns into obtainable.
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