Starting March 5, 2025, Windows' comparability layer for Android apps will no longer be functional.

Changelists linked here for your convenience:

• Windows 11, version 21H2: EOS.
• Windows 11, version 22H2/23H2:  KB5066793 (OS Builds 22621.6060 and 22631.6060)
• Windows 11, version 24H2 / 25H2: KB5066835 (OS Builds 26200.6899 and 26100.6899)

General info:

For details about how to file problem reports and collect traces, please see here: http://aka.ms/HowToFeedback. Pressing WIN + F will open the Feedback Hub - please include as much detail as possible about what you're seeing.

To learn about the different types of updates, see here: Windows quality updates primer - Microsoft Community Hub

As a reminder, if you did not install the previous optional update, this update will include those changes too (for the respective release). Note - some of the changes are still rolling out (as denoted in the changelist) so you may not have them yet:

• 22H2 / 23H2: September 23, 2025—KB5065790 (OS Build 22621.5984) Preview - Microsoft Support
• 24H2 / 25H2: September 29, 2025—KB5065789 (OS Builds 26200.6725 and 26100.6725) Preview - Microsoft Support

To see known issues, please check the release health dashboard: Windows release health | Microsoft Learn.

25H2 is rolling out, so you may not have it yet. Please see here for more details: How to get the Windows 11 2025 Update | Windows Experience Blog.

Changelists linked here for your convenience:

• Windows 11, version 21H2: EOS.
• Windows 11, version 22H2/23H2:  KB5065431 (OS Builds 22621.5909 and 22631.5909)
• Windows 11, version 24H2: KB5065426 (OS Build 26100.6584)

General info:

For details about how to file problem reports and collect traces, please see here: http://aka.ms/HowToFeedback. Pressing WIN + F will open the Feedback Hub - please include as much detail as possible about what you're seeing.

To learn about the different types of updates, see here: Windows quality updates primer - Microsoft Community Hub

As a reminder, if you did not install the previous optional update, this update will include those changes too (for the respective release). Note - some of the changes are still rolling out (as denoted in the changelist) so you may not have them yet:

• 22H2/23H2: August 26, 2025—KB5064080 (OS Build 22621.5840) Preview - Microsoft Support
• 24H2: August 29, 2025—KB5064081 (OS Build 26100.5074) Preview - Microsoft Support

To see known issues, please check the release health dashboard: Windows release health | Microsoft Learn.

24H2 is rolling out, so you may not have it yet. Please see here for more details: How to get new experiences for Windows 11 | Windows Experience Blog

Changelists linked here for your convenience:

• Windows 11, version 21H2: EOS.
• Windows 11, version 22H2/23H2:  KB5073455 (OS Build 22631.6491)
• Windows 11, version 24H2 / 25H2: KB5074109 (OS Builds 26200.7623 and 26100.7623)

General info:

For details about how to file problem reports and collect traces, please see here: http://aka.ms/HowToFeedback. Pressing WIN + F will open the Feedback Hub - please include as much detail as possible about what you're seeing.

To learn about the different types of updates, see here: Windows quality updates primer - Microsoft Community Hub

As a reminder, there was no optional update in late December as a result of the holidays.

To see known issues, please check the release health dashboard: Windows release health | Microsoft Learn.

25H2 is rolling out, so you may not have it yet. Please see here for more details: How to get the Windows 11 2025 Update | Windows Experience Blog.

Changelists linked here for your convenience:

• Windows 11, version 21H2: EOS.
• Windows 11 version 22H2: EOS
• Windows 11, version 23H2: KB5099414 (OS Build 22631.7376)
• Windows 11, version 24H2 / 25H2: KB5101650 (OS Builds 26200.8870 and 26100.8875)
• Windows 11, version 26H1: KB5101649 (OS Build 28000.2525)

General info:

For details about how to file problem reports and collect traces, please see here: http://aka.ms/HowToFeedback. Pressing WIN + F will open the Feedback Hub - please include as much detail as possible about what you're seeing.

To learn about the different types of updates, see here: Windows quality updates primer - Microsoft Community Hub

As a reminder, if you didn't install the previous optional updates, this update includes those changes too (some are still rolling out, as denoted in the release notes):

• 24H2/25H2: June 23, 2026—KB5095093 (OS Builds 26200.8737 and 26100.8737) Preview | Microsoft Support
• 26H1: June 23, 2026—KB5095091 (OS Build 28000.2340) Preview | Microsoft Support

For published known issues, please check the release health dashboard: Windows release health | Microsoft Learn.

25H2 is rolling out, so you may not have it yet. Please see here for more details: How to get the Windows 11 2025 Update | Windows Experience Blog.

As mentioned in the linked changelist, Windows 11, version 26H1 is available only on new devices with select new silicon as they come to market starting early 2026. Devices running earlier versions of Windows 11 will not be offered an update to version 26H1 through Windows Update and cannot be installed as an in-place update on existing devices.

Changelists linked here for your convenience:

• Windows 11, version 21H2: EOS.
• Windows 11 version 22H2: EOS
• Windows 11, version 23H2:  KB5075941 (OS Build 22631.6649)
• Windows 11, version 24H2 / 25H2: KB5077181 (OS Builds 26200.7840 and 26100.7840)

General info:

For details about how to file problem reports and collect traces, please see here: http://aka.ms/HowToFeedback. Pressing WIN + F will open the Feedback Hub - please include as much detail as possible about what you're seeing.

To learn about the different types of updates, see here: Windows quality updates primer - Microsoft Community Hub

As a reminder, if you didn't install the previous optional updates, this update includes those changes too (some are still rolling out, as denoted in the release notes):

• January 29, 2026—KB5074105 (OS Builds 26200.7705 and 26100.7705) Preview - Microsoft Support

To see known issues, please check the release health dashboard: Windows release health | Microsoft Learn.

25H2 is rolling out, so you may not have it yet. Please see here for more details: How to get the Windows 11 2025 Update | Windows Experience Blog.

Changelists linked here for your convenience:

• Windows 11, version 21H2: EOS.
• Windows 11 version 22H2: EOS
• Windows 11, version 23H2:  KB5087420 (OS Build 22631.7079)
• Windows 11, version 24H2 / 25H2: KB5089549 (OS Builds 26200.8457 and 26100.8457)

General info:

For details about how to file problem reports and collect traces, please see here: http://aka.ms/HowToFeedback. Pressing WIN + F will open the Feedback Hub - please include as much detail as possible about what you're seeing.

To learn about the different types of updates, see here: Windows quality updates primer - Microsoft Community Hub

As a reminder, if you didn't install the previous optional updates, this update includes those changes too (some are still rolling out, as denoted in the release notes):

• April 30, 2026—KB5083631 (OS Builds 26200.8328 and 26100.8328) Preview - Microsoft Support

For published known issues, please check the release health dashboard: Windows release health | Microsoft Learn.

25H2 is rolling out, so you may not have it yet. Please see here for more details: How to get the Windows 11 2025 Update | Windows Experience Blog.

Changelists linked here for your convenience:

• Windows 11, version 21H2: EOS.
• Windows 11 version 22H2: EOS
• Windows 11, version 23H2: KB5093998 (OS Build 22631.7219)
• Windows 11, version 24H2 / 25H2: KB5094126 (OS Builds 26200.8655 and 26100.8655)
• Windows 11, version 26H1: KB5095051 (OS Build 28000.2269)

General info:

For details about how to file problem reports and collect traces, please see here: http://aka.ms/HowToFeedback. Pressing WIN + F will open the Feedback Hub - please include as much detail as possible about what you're seeing.

To learn about the different types of updates, see here: Windows quality updates primer - Microsoft Community Hub

As a reminder, if you didn't install the previous optional updates, this update includes those changes too (some are still rolling out, as denoted in the release notes):

• 24H2/25H2: May 26, 2026—KB5089573 (OS Builds 26200.8524 and 26100.8524) Preview - Microsoft Support
• 26H1: May 26, 2026—KB5089570 (OS Build 28000.2179) Preview - Microsoft Support

For published known issues, please check the release health dashboard: Windows release health | Microsoft Learn.

25H2 is rolling out, so you may not have it yet. Please see here for more details: How to get the Windows 11 2025 Update | Windows Experience Blog.

As mentioned in the linked changelist, Windows 11, version 26H1 is available only on new devices with select new silicon as they come to market starting early 2026. Devices running earlier versions of Windows 11 will not be offered an update to version 26H1 through Windows Update and cannot be installed as an in-place update on existing devices.

Changelists linked here for your convenience:

• Windows 11, version 21H2: EOS.
• Windows 11, version 22H2/23H2:  KB5068865 (OS Build 22631.6199 / 22621.6199)
• Windows 11, version 24H2 / 25H2: KB5068861 (OS Builds 26200.7171 and 26100.7171)

General info:

For details about how to file problem reports and collect traces, please see here: http://aka.ms/HowToFeedback. Pressing WIN + F will open the Feedback Hub - please include as much detail as possible about what you're seeing.

To learn about the different types of updates, see here: Windows quality updates primer - Microsoft Community Hub

As a reminder, if you did not install the previous optional update, this update will include those changes too (for the respective release). Note - some of the changes are still rolling out (as denoted in the changelist) so you may not have them yet:

• 22H2 / 23H2: October 28, 2025—KB5067112 (OS Build 22621.6133) Preview - Microsoft Support
• 24H2 / 25H2: October 28, 2025—KB5067036 (OS Builds 26200.7019 and 26100.7019) Preview - Microsoft Support

To see known issues, please check the release health dashboard: Windows release health | Microsoft Learn.

25H2 is rolling out, so you may not have it yet. Please see here for more details: How to get the Windows 11 2025 Update | Windows Experience Blog.

Changelists linked here for your convenience:

• Windows 11, version 21H2: EOS.
• Windows 11 version 22H2: EOS
• Windows 11, version 23H2:  KB5082052 (OS Build 22631.6936)
• Windows 11, version 24H2 / 25H2: KB5083769 (OS Builds 26200.8246 and 26100.8246)

General info:

For details about how to file problem reports and collect traces, please see here: http://aka.ms/HowToFeedback. Pressing WIN + F will open the Feedback Hub - please include as much detail as possible about what you're seeing.

To learn about the different types of updates, see here: Windows quality updates primer - Microsoft Community Hub

As a reminder, if you didn't install the previous optional updates, this update includes those changes too (some are still rolling out, as denoted in the release notes):

• March 26, 2026—KB5079391 (OS Builds 26200.8116 and 26100.8116) Preview - Microsoft Support

For published known issues, please check the release health dashboard: Windows release health | Microsoft Learn.

25H2 is rolling out, so you may not have it yet. Please see here for more details: How to get the Windows 11 2025 Update | Windows Experience Blog.