{"schema_version":"onlylabs.public_signal.v1","title":"Microsoft Release: microsoft/WindowsAppSDK v1.8.9","description":"Microsoft release signal with public source context, captured evidence pages, related signals, and data-business radar classification.","url":"https://onlylabs.fyi/signals/2dd7333a-143a-43ed-8336-d08e30fbf5aa","json_url":"https://onlylabs.fyi/signals/2dd7333a-143a-43ed-8336-d08e30fbf5aa/signal.json","generated_at":"2026-06-10T07:04:19.121467+00:00","org":{"slug":"microsoft","name":"Microsoft","category":"frontier-lab","category_label":"Frontier lab","dossier_url":"https://onlylabs.fyi/labs/microsoft","dossier_json_url":"https://onlylabs.fyi/labs/microsoft/dossier.json"},"related_urls":{"signal":"https://onlylabs.fyi/signals/2dd7333a-143a-43ed-8336-d08e30fbf5aa","signal_json":"https://onlylabs.fyi/signals/2dd7333a-143a-43ed-8336-d08e30fbf5aa/signal.json","source":"https://github.com/microsoft/WindowsAppSDK/releases/tag/v1.8.9","lab_dossier":"https://onlylabs.fyi/labs/microsoft","lab_dossier_json":"https://onlylabs.fyi/labs/microsoft/dossier.json","analysis":"https://onlylabs.fyi/analysis/microsoft","analysis_json":"https://onlylabs.fyi/analysis/microsoft/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/microsoft/evidence.json","category":"https://onlylabs.fyi/frontier","category_json":"https://onlylabs.fyi/frontier.json","category_feed":"https://onlylabs.fyi/frontier/feed.xml","category_signals_json":"https://onlylabs.fyi/signals.json","topic":"https://onlylabs.fyi/topics/releases","topic_signals_json":"https://onlylabs.fyi/topics/releases/signals.json","topic_feed":"https://onlylabs.fyi/topics/releases/feed.xml","data_business":null},"answer_pack":{"answer":"Microsoft published microsoft/WindowsAppSDK v1.8.9 (microsoft/WindowsAppSDK). 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page."},{"subject":"microsoft/WindowsAppSDK v1.8.9","predicate":"has captured page count","object":"1","text":"microsoft/WindowsAppSDK v1.8.9 has captured page count 1."},{"subject":"microsoft/WindowsAppSDK v1.8.9","predicate":"has readable page count","object":"1","text":"microsoft/WindowsAppSDK v1.8.9 has readable page count 1."},{"subject":"microsoft/WindowsAppSDK v1.8.9","predicate":"has related signal count","object":"6","text":"microsoft/WindowsAppSDK v1.8.9 has related signal count 6."},{"subject":"microsoft/WindowsAppSDK v1.8.9","predicate":"has analysis playbook objective","object":"Turn model cards, repository releases, and launch artifacts into a current view of what shipped and what changed.","text":"microsoft/WindowsAppSDK v1.8.9 has analysis playbook objective Turn model cards, repository releases, and launch artifacts into a current view of what shipped and what changed.."},{"subject":"microsoft/WindowsAppSDK v1.8.9","predicate":"has source host","object":"github.com","text":"microsoft/WindowsAppSDK v1.8.9 has source host github.com."},{"subject":"microsoft/WindowsAppSDK v1.8.9","predicate":"has lab","object":"Microsoft","text":"microsoft/WindowsAppSDK v1.8.9 has lab Microsoft."},{"subject":"microsoft/WindowsAppSDK v1.8.9","predicate":"has signal desk","object":"releases","text":"microsoft/WindowsAppSDK v1.8.9 has signal desk releases."},{"subject":"microsoft/WindowsAppSDK v1.8.9","predicate":"has source host","object":"github.com","text":"microsoft/WindowsAppSDK v1.8.9 has source host github.com."},{"subject":"microsoft/WindowsAppSDK v1.8.9","predicate":"has repository","object":"microsoft/WindowsAppSDK","text":"microsoft/WindowsAppSDK v1.8.9 has repository microsoft/WindowsAppSDK."},{"subject":"microsoft/WindowsAppSDK v1.8.9","predicate":"has release","object":"Windows App SDK 1.8.9 (1.8.260529003)","text":"microsoft/WindowsAppSDK v1.8.9 has release Windows App SDK 1.8.9 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This release signal is evidence of what shipped, changed, or was packaged for users. 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Bug fixes: | Bug fix | [Runtime Compatibility Change](https://learn.microsoft.com/en-us/windows/windows-app-sdk/api/winrt/microsoft.windows.applicationmodel.windowsappruntime.runtimecompatibilityoptions.disabledchanges?view=windows-app-sdk-1.8) | |---------|------------------------------------| | Fixed a memory leak in `ItemsRepeater` where recycled elements were never garbage collected due to a reference cycle through the `RecyclePool`, which could also cause crashes in `InvalidateChildrenMeasure`. | ItemTemplateWrapper_RecyclePoolLeak | | Fixed a potential crash when releasing touch contacts in a `ScrollViewer` before scrolling. | InputPointerSource_TouchUpScrollCrashFix | Try it out - Download the [1.8.260529003 NuGet](https://www.nuget.org/packages/Microsoft.WindowsAppSDK/1.8.260529003) package to use WinAppSDK 1.8 in your app. Getting started To get started using..."},"evidence_pages":[{"url":"https://github.com/microsoft/WindowsAppSDK/releases/tag/v1.8.9","final_url":"https://github.com/microsoft/WindowsAppSDK/releases/tag/v1.8.9","title":"microsoft/WindowsAppSDK v1.8.9","http_status":200,"content_type":"application/json","capture_method":"plain","fetched_at":"2026-06-10T07:04:19.121467+00:00","bytes":3816,"raw_path":"a6b8b20a48b4dddf96c048aa5234cd20e2fe1bd59d73c9ba63dae54167d90aae.json","content_hash":"07aa48cbfd72c6134ef12b82094439a1db27ecb7abae03ecac5c24ec9bae3eea","excerpt_chars":1200,"truncated":true,"excerpt":"Windows App SDK 1.8.9 (1.8.260529003) Repository: microsoft/WindowsAppSDK Tag: v1.8.9 Published: 2026-06-09T23:28:02Z Prerelease: no Release notes: Windows App SDK 1.8.9 (1.8.260529003) WinAppSDK 1.8.9 is the latest stable servicing release for 1.8, with two reliability fixes in WinUI input and items controls. 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