microsoft/microsoft-ui-xaml winui3/release/2.1.4-experimental8

WinUI 3 in WinAppSDK 2.1.4-experimental8 🧪

Repository: microsoft/microsoft-ui-xaml

Tag: winui3/release/2.1.4-experimental8

Published: 2026-05-21T23:31:34Z

Prerelease: yes

Release notes:

WinUI 3 in Windows App SDK 2.1.4-Experimental8 🧪

This experimental release of WinUI 3 ships as part of Windows App SDK 2.1.4-experimental8. To use it in your app, install the Microsoft.WindowsAppSDK 2.1.4-experimental8 NuGet package.

This release ships alongside Windows App SDK 2.1.3 stable and brings forward the WinUI changes from that release, including the new TitleBar custom drag region APIs (TitleBar.IsDragRegion, TitleBar.AutoRefreshDragRegions, TitleBar.RecomputeDragRegions()) and the 2.1.3 WinUI bug fix batch.

For the full set of changes, see the [Windows App SDK 2.1 Experimental 8 release notes](https://learn.microsoft.com/en-us/windows/apps/windows-app-sdk/release-notes/windows-app-sdk-2-0?pivots=experimental#version-21-experimental-8-214-experimental8).

Try it out

• Install the Microsoft.WindowsAppSDK 2.1.4-experimental8 NuGet package.
• Download and update the WinUI Gallery to see the WinUI 3 updates firsthand.