Microsoft has released KB5063060, an out-of-band (OOB) update for Windows 11 24H2, which encompasses quality enhancements, security updates, and a resolution for an incompatibility issue with Easy Anti-Cheat. The update addresses the problem of Windows potentially restarting unexpectedly when launching games through the service. The download and installation process occurs automatically via Windows Update and Microsoft Update, regardless of whether Easy Anti-Cheat is currently installed on the device. The update streamlines the on-premises deployment of servicing stack updates.

June 11, 2025—KB5063060 (OS Build 26100.4351) Out-of-band

Improvements

This Out-of-band (OOB) update includes quality improvements. This update is cumulative and includes security fixes and improvements from the June 10, 2025, security update ( KB506842), in addition to the following: 

• [Fix for incompatibility issue with Easy Anti-Cheat] This update addresses an incompatibility issue where Windows might restart unexpectedly when opening games that use the  Easy Anti-Cheat service. Easy Anti-Cheat automatically installs with certain games to enhance security and prevent cheating in multiplayer online PC games.  

  Note: Windows users likely didn't experience this issue because the update that led to the incompatibility issue ( KB506842) was not offered to devices with Easy Anti-Cheat installed.

This OOB update downloads and installs automatically from Windows Update and Microsoft Update on devices with Easy Anti-Cheat installed and on devices that have not installed  KB506842 yet.

Windows 11 servicing stack update (KB5059502)- 26100.4193

This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. Servicing stack updates (SSU) ensure that you have a robust and reliable servicing stack so that your devices can receive and install Microsoft updates. To learn more about SSUs, see  Simplifying on-premises deployment of servicing stack updates.

June 11, 2025—KB5063060 (OS Build 26100.4351) Out-of-band - Microsoft Support