Windows App SDK 1.6.6 (1.6.250228001)

Windows App SDK 1.6.6 (1.6.250228001)

Windows App SDK 1.6.6 is a stable servicing release that fixes the following critical bugs for 1.6:

This is a servicing release of the Windows App SDK that includes critical bug fixes for the 1.6 release.

• Fixed an issue where a child window posting WM_NCMOUSELEAVE to the parent window would result in a loop that blocks new mouse input events.
• Fixed a crash which would occur on the next AppWindow.Changed event after a WebView2 process failure.
• Fixed a potential crash when using an Accessibility tool and closing a window.
• Fixed an issue where a textbox would not accept key input if given focus by clicking in the area of the clear button of the textbox. For more info, see GitHub issue #7703.
• Fixed an issue where a tooltip is not shown for the Minimize button in the titlebar when using ExtendsContentIntoTitleBar=true. For more info, see GitHub issue #9149.

This release includes the following new APIs:

• A new IsPlaceholderContent property on WidgetInfo and WidgetUpdateRequestOptions enables a Widget provider to indicate that it would display placeholder content if rendered.

Check out our release notes for the list of issues fixed in this release.

Updating to this version

The 1.6.6 package is available at https://www.nuget.org/packages/Microsoft.WindowsAppSDK/1.6.250228001