microsoft/WindowsAppSDK v1.7.9

Windows App SDK 1.7.9 (1.7.260224002)

Repository: microsoft/WindowsAppSDK

Tag: v1.7.9

Published: 2026-03-11T03:44:11Z

Prerelease: no

Release notes:

Windows App SDK 1.7.9 (1.7.260224002)

WinAppSDK 1.7.9 is the latest stable version of WinAppSDK 1.7 providing new features and improvements to the platform. To see everything that's new and changed, see the full [Windows App SDK 1.7.9 release notes](https://learn.microsoft.com/windows/apps/windows-app-sdk/release-notes/windows-app-sdk-1-7#version-170-17260224002?pivots=stable).

What's new in WinAppSDK 1.7.9:

• N/A

Bug fixes:

| Bug Fix | Runtime Compatibility Change | |---------|------------------------------------| | Fixed a pointer arithmetic issue in the app-instance activation-redirection shared-memory queue that could cause incorrect behavior when using AppInstance.RedirectActivationTo | AppLifecycle_SharedMemoryRedirectionQueueFix | | Fixed an issue in the deployment manager where activity data was being incorrectly reset during package installation and license operations. | DeploymentManager_ActivityCollectionFix |

Try it out

• Download the 1.7.260224002 NuGet package to use WinAppSDK 1.7.9 in your app.
• Download and update the WinUI Gallery to see the WinUI 3 updates firsthand.

Getting Started

To get started using Windows App SDK to develop Windows apps, check out the following documentation:

• Install developer tools .
• Create a WinUI 3 app.
• Continue your development journey.

Fixed a pointer arithmetic issue in the app-instance activation-redirection shared-memory queue that could cause incorrect behavior when using AppInstance.RedirectActivationTo. (RuntimeCompatibilityChange: AppLifecycle_SharedMemoryRedirectionQueueFix) Fixed an issue in the deployment manager where activity data was being incorrectly reset during package installation and license operations. (RuntimeCompatibilityChange: DeploymentManager_ActivityCollectionFix)