202310 Cumulative Update For Windows 11 For X64based Systems Kb5031358 Exclusive !new! Jun 2026

Install within two weeks of release, but be prepared to apply the optional out-of-band hotfix if you encounter SMB or Firewall issues.

If you encounter errors like 0x800f0988 or 0x800f081f while installing, try these community-recommended steps: KB5031358 (OS Build 22000.2538) Install within two weeks of release, but be

KB5031358 addresses , including 3 zero-day issues (publicly disclosed but not yet exploited at time of release): Install within two weeks of release

If you want, I can:

Fixes memory leaks and issues with USB printers and Windows Defender Application Control. Installation Details File Size: Approximately for x64-based systems. Available via Windows Update Microsoft Update Catalog Common Issues and Fixes Many users reported installation errors like 0x80073701 0x800f0988 Install within two weeks of release, but be

Updated the spelling of Ukraine’s capital from and added support for Greenland's daylight saving time changes.