GoKawiilMicrosoft has released Windows 11 KB5094126 and KB5093998 cumulative updates for versions 25H2/24H2 and 23H2 to fix security vulnerabilities, bugs, and add new features.
Today's updates are mandatory as they contain the June 2026 Patch Tuesday security patches for several vulnerabilities discovered in previous months.
You can install today's update by going to Start > Settings > Windows Update and clicking on 'Check for Updates.'
You can also manually download and install the update from the Microsoft Update Catalog.
This is the sixth 'Patch Tuesday' release in 2026, and it's based on 24H2, which means 25H2 gets the same update. There are no exclusive or special changes. You'll get the same fixes across the two versions of Windows 11.
What's new in the June 2026 Patch Tuesday update
After installing today's security updates, Windows 11 25H2 (KB5094126) will have its build number changed to 26200.8457 25H2 and 26100.8457 (24H2), and 23H2 (KB5093998) will be changed to 22631.7079.
After the update, you will notice performance improvements and Xbox mode on more PCs. Xbox mode allows you to experience an Xbox console-like experience on your PC. In addition, Microsoft has patched issues with the taskbar and improved the reliability of Windows Hello.
Here's the full list of improvements and fixes:
[Shared Audio] New! Shared Audio enables two people to listen to the same audio from a single Windows 11 PC at the same time. It uses Bluetooth® LE Audio broadcast technology to make sharing easy. For example, you can watch a movie while traveling or listen to music while studying together. To start sharing audio, open Quick settings from the taskbar, select Shared Audio , choose two supported, paired, and connected devices, and then select Start sharing . To learn more about Shared Audio, see Extending Bluetooth® LE Audio on Windows 11 with Shared Audio.
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