Windows 11, version 26H1, supports device innovations expected in 2026, bringing the latest silicon advances for better performance and longer battery life.
On the left side of this page, you can find a list of all updates released for this version of Windows. Select any update to view details, including release notes and known issues. When you install the latest update, you also get all previous updates, including important security fixes.
Windows 11, version 26H1 on new devices
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.
Check your Windows version
If you’re not sure which version of Windows your device is running, check it by doing the following:
- Select Start
> Settings
> System
> About - Under Windows specifications, look for Version.
Tip
You can also type winver in Search on the taskbar and press Enter.
Known issues in this update
Microsoft is not currently aware of any issues with this update.
Related topics
Windows release health dashboard