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● Covered by 2 sources · 2 reportsLow impact

Microsoft Releases Update to Fix Windows 11 Storage Bug in CapabilityAccessManager File

🔄 Updated 86d ago — new reporting from ZDNET
Aggregated by BrevFeed releases · updated 86d ago
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Key points

  • Microsoft fixes storage bug in Windows 11.
  • Optional June 2026 update addresses growing file issue.
  • CapabilityAccessManager.db-wal file affected by bug.
  • File could grow up to 500GB, consumes disk space.
  • Update prevents excessive file size related to permissions.

Overview of the Bug

Microsoft released an optional update for Windows 11 to fix a bug causing significant storage issues. Identified in the CapabilityAccessManager.db-wal file, the bug made the file grow larger than expected, resulting in loss of disk space for users.

Update Details

The optional June 2026 update, known as KB5095093, specifically addresses the disk space consumption issue tied to this permissions-related system file. This update aims to mitigate the excessive growth and improve overall storage management on affected devices.

Implications for Users

The CapabilityAccessManager.db-wal file, integral to permissions management for app access to privacy controls, was unexpectedly expanding. Reports surfaced of the file using up to 500GB of disk space, significantly hindering storage availability and performance for some users.

Expected Impact

Implementing this fix prevents the unnecessary loss of disk space, offering a more efficient storage solution for app permissions handling in Windows 11. This update paves the way for smoother system performance and enhanced user experience.

✨ This summary was generated by AI from the outlets' reporting listed below. It is not independently verified and may contain errors — check the original sources. How BrevFeed works →

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Primary sources

GitHub uuidjs/uuid

How outlets covered it

ZDNET — Your Windows 11 PC might be hiding a 500GB storage bug - how to check 86d ago →

A bug in Windows 11 can cause the CapabilityAccessManager.db-wal file to grow excessively, leading to loss of disk space. This issue has been acknowledged in recent Windows updates, making it essential for users to check their system files to prevent potential storage issues.

The Verge — Microsoft fixes storage-hogging Windows 11 folder 87d ago →

Microsoft has released an optional update to fix a bug in Windows 11 that caused the CapabilityAccessManager.db-wal file to grow excessively, leading to storage issues for users. This update aims to improve disk usage and address problems reported by several users, including instances of the file consuming up to 500GB of space.