According to the company’s announcement, the update KB5015878 bumps the version number to build 19044.1865 and provides consent to receive urgent notifications when using focus assist. It also restores functionality for Windows Autopilot deployment scenarios that are affected by the security mitigation for hardware reuse, improves IOPS performance in specific scenarios, improves the reset reliability after an upgrade, and more.

Update KB5015878 fixes and changes for Windows 10

These are the fixes and improvements coming to the next update of Windows 10:

Download update KB5015878 for Windows 10

The update is available immediately and will download and install automatically through the Release Preview Channel and stable channel. However, you can always force the update from Settings > Update & Security > Windows Update, click the Check for updates button, and use the option to install the optional update. Update July 28, 2022: This story has been updated to reflect that Microsoft is now making available the update in the stable channel as build 19044.1865. All content on this site is provided with no warranties, express or implied. Use any information at your own risk. Always backup of your device and files before making any changes. Privacy policy info.