Update KB4601319 for Windows 10 20H2 and 2004 Released

Patch Tuesday update KB4601319 is available to download for Windows 20H2 19042.804.


LCU for February 2021 is rolling out and Microsoft has pushed cumulative security update KB 4601319. The update changes the version to Windows 10 20H2 19042.804, Windows 10 21H1 19043.804, and Windows 10 2004 19041.804. The build is available for Beta and Release preview channels.

The released package also contains all changes from the update KB4598291. This patch already fixed some issues, e.g. the ESENT event ID 642 in the event viewer and a lot more.

Update KB4601319 Windows 10 20H2 and 2004

Here is the changelog –

Improvements and fixes

  • The update package fixed a possible elevation of privilege vulnerability in the win32k component.
  • Furthermore, the build fixed an issue that might damage the file system and prevent them from starting up after execution of chkdsk /f.
  • KB4601319 Patch Tuesday update fixed a security vulnerability by preventing applications that run as a SYSTEM account from printing to “FILE:” ports. Further, to address this, ensure your services or applications run as a specific service account or user.
  • This LCU comprises Security updates to the Windows Hybrid Cloud Networking, Windows App Platform and Frameworks, Windows Management, Windows Authentication, Windows Cloud Infrastructure, Windows Cryptography, Windows Virtualization, Windows Core Networking, Windows Apps, Windows Fundamentals, and Windows Input and Composition.

Will be updated when available

KB4601319 download links

Source – Windows blog.

Release note

Microsoft update catalog

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Topics:  Windows update
About Sunita
Love to play with Windows 11 and 10. Suggestion - Going for Registry change or system files edit then remember to take a backup or create a restore point before Starting.