Build 28020.3262: Windows Insider Beta Channel, October 2026. Clearer Family Safety messages and an app crash fix

Beta Channel Insiders get clearer messages when parental controls block apps and a fix for crashes in some apps and games.

Does it affect you? Applies to: Devices enrolled in the Windows Insider Program’s Beta Channel (26H1).

This is a test build for people in the Windows Insider Program. Features in it can change, be removed, or never reach regular Windows releases.

What changes

Gradual rollout

For: Insiders in the Beta Channel

Some apps and games no longer crash because of the issue that affected them recently.¹
Fixes an issue with msmpeg2ac3dec.dll that caused some apps and games to crash.

Gradual rollout

For: Insiders in the Beta Channel

Data sheet · Security · Downloads · Components Click to collapse or expand

Version	Build	Channel
—	28020.3262	Beta Channel

No vulnerabilities are listed for this update.

Updated Oct 26, 2026

Cited passages from Microsoft's official notes (2)

1. Fixed an issue with msmpeg2ac3dec.dll which was leading to some apps and games crashing recently. learn.microsoft.com
2. Improved family safety messaging when applications are blocked because of age-restricted parental controls. learn.microsoft.com

Checked automatically: 8 of 8 checks passed, 2 quoted passages

A second AI read the text against the sources: correctness 5/5, clarity 5/5, completeness 5/5. How we work

Published by The Update Bureau. Written with AI from Microsoft's own documents, checked by rules and a second AI. How we work · Report a mistake