Windows 11 KB5094126 & KB5093998 June 2026 Patch Tuesday Updates Released

It’s second Tuesday of the month, which means it’s day for Patch Tuesday updates. Microsoft has officially released June 2026 Patch Tuesday update KB5094126 for Windows 11 24H2 and 25H2, which bumps your system to Build 26100.8655 and 26200.8655, respectively.

In case you are on Windows 11 version 23H2, KB5093998 patch is available for you to download now. It bumps your system to Build 22631.7219.

Here’s the changelog for the June 2026 Patch Tuesday update:

• [Secure Boot] With this update, Windows quality updates include additional high confidence device targeting data, increasing coverage of devices eligible to automatically receive new Secure Boot certificates. Devices receive the new certificates only after demonstrating sufficient successful update signals, maintaining a controlled and phased rollout.
  
• [Virtualization] Fixed: This update addresses an issue that could result in Stop errors HYPERVISOR_ERROR (0x20001) and KMODE_EXCEPTION_NOT_HANDLED (0x1E) after installing KB5089573 on some devices during system restarts, virtual machine operations, or while running some gaming applications

If the aforementioned update doesn’t automatically download and install itself, make sure to download it via the official Microsoft Update Catalog website (KB5094126) and (KB5093998). Not to forget, Microsoft has also released KB5094127 ESU for Windows 10 users.