RelNotes: Preview Runtime 154, Runtime 153 - #3923
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Michael Hoffman (mikehoffms) wants to merge 20 commits into
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RelNotes: Preview Runtime 154, Runtime 153#3923Michael Hoffman (mikehoffms) wants to merge 20 commits into
Michael Hoffman (mikehoffms) wants to merge 20 commits into
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Michael Hoffman (mikehoffms)
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cat: webview2
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| * `CoreWebView2LaunchingExternalUriSchemeEventArgs` Class: | ||
| * [CoreWebView2LaunchingExternalUriSchemeEventArgs.Handled Property](/dotnet/api/microsoft.web.webview2.core.corewebview2launchingexternalurischemeeventargs.handled?view=webview2-dotnet-1.0.4255-prerelease&preserve-view=true) _todo: script emitted this member for .net & win32 lists only; delete, or add to winrt tab?_ |
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delete, or add to winrt tab? CoreWebView2LaunchingExternalUriSchemeEventArgs.Handled
script emitted this member for .net & win32 lists only
| * [CoreWebView2ClusterEnvironmentOptions.ClusterName Property](/microsoft-edge/webview2/reference/winrt/microsoft_web_webview2_core/corewebview2clusterenvironmentoptions?view=webview2-winrt-1.0.4255-prerelease&preserve-view=true#clustername) | ||
| * [CoreWebView2ClusterEnvironmentOptions.CustomSchemeRegistrations Property](/microsoft-edge/webview2/reference/winrt/microsoft_web_webview2_core/corewebview2clusterenvironmentoptions?view=webview2-winrt-1.0.4255-prerelease&preserve-view=true#customschemeregistrations) | ||
| * [CoreWebView2ClusterEnvironmentOptions.EnableTrackingPrevention Property](/microsoft-edge/webview2/reference/winrt/microsoft_web_webview2_core/corewebview2clusterenvironmentoptions?view=webview2-winrt-1.0.4255-prerelease&preserve-view=true#enabletrackingprevention) | ||
| * [CoreWebView2ClusterEnvironmentOptions.Handled Property](/microsoft-edge/webview2/reference/winrt/microsoft_web_webview2_core/corewebview2clusterenvironmentoptions?view=webview2-winrt-1.0.4255-prerelease&preserve-view=true#handled) - _todo: script emitted for rt only; delete, or add to .net & win32?_ |
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delete, or add to .net & win32? CoreWebView2ClusterEnvironmentOptions.Handled
script emitted the api for winrt only
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| <!-- 6 --> | ||
| * `CoreWebView2LaunchingExternalUriSchemeEventArgs` Class: | ||
| * [CoreWebView2LaunchingExternalUriSchemeEventArgs.IAsyncOperation Property](/microsoft-edge/webview2/reference/winrt/microsoft_web_webview2_core/corewebview2launchingexternalurischemeeventargs?view=webview2-winrt-1.0.4255-prerelease&preserve-view=true#iasyncoperation) _todo: script emitted this member for winrt list only; delete, or add to .net & win32 tabs?_ |
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rt: IAsyncOperation: delete, or add to .net & win32 tabs?CoreWebView2LaunchingExternalUriSchemeEventArgs.IAsyncOperation
script emitted this member for winrt list only
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| _todo: add # suffix? confirm iface name and method names_ | ||
| * `ICoreWebView2ExperimentalEnvironment`: |
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add # suffix? confirm iface name ICoreWebView2ExperimentalEnvironment
confirm method names for win32:
CreateOrJoinClusterEnvironmentAsync
GetClusterEnvironmentOptions
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| # Preview Runtime 153.0.4234.6 (Aug. 28, 2026) | ||
| <!-- todo: when this runtime gets released as a stable runtime, remove "preview" from title, update version number, update date, update lead-in sentence; per /release-notes/includes/runtime-template.md --> | ||
| # Runtime nnn.n.nnnn.nn (Mmm. dd, yyyy) |
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put version # in title & lead-in & toc, etc. globally
| Release notes for Microsoft Edge WebView2 Preview Runtime, release date: Sep. 3, 2026. | ||
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| <!-- todo: remove paragraph when this runtime gets released as a stable runtime --> | ||
| This is a Preview Runtime, for early testing; specifically, the Beta (rather than Dev or Canary) Runtime build. |
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condense para
Michael Hoffman (mikehoffms)
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Ojasvi Das (ojasvi1450) and
vootlasaichandu
September 8, 2026 20:19
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Learn Build status updates of commit 2c533c1: 💡 Validation status: suggestionsThis comment lists only the first 25 files in the pull request. microsoft-edge/webview2/release-notes/sdk/1-0-4255-prerelease.md
This comment lists only the first 25 errors (including error/warning/suggestion) in the pull request. Note: Your PR may contain errors or warnings or suggestions unrelated to the files you changed. This happens when external dependencies like GitHub alias, Microsoft alias, cross repo links are updated. Please use these instructions to resolve them. |
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PoliCheck Scan ReportThe following report lists PoliCheck issues in PR files. Before you merge the PR, you must fix all severity-1 and severity-2 issues. The AI Review Details column lists suggestions for either removing or replacing the terms. If you find a false positive result, mention it in a PR comment and include this text: #policheck-false-positive. This feedback helps reduce false positives in future scans. ✅ No issues foundMore information about PoliCheckInformation: PoliCheck | Severity Guidance | Term |
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Learn Build status updates of commit e37f7df: 💡 Validation status: suggestionsThis comment lists only the first 25 files in the pull request. microsoft-edge/webview2/release-notes/sdk/1-0-4255-prerelease.md
This comment lists only the first 25 errors (including error/warning/suggestion) in the pull request. Note: Your PR may contain errors or warnings or suggestions unrelated to the files you changed. This happens when external dependencies like GitHub alias, Microsoft alias, cross repo links are updated. Please use these instructions to resolve them. |
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Rendered articles for review:
Preview Runtime 154.0.4255.0 (Sep. 3, 2026)
/webview2/release-notes/runtime/154.mdSDK 1.0.4255-prerelease, for Runtime 154 (Sep. 3, 2026)
/webview2/release-notes/sdk/1-0-4255-prerelease.mdRuntime nnn.n.nnnn.nn (Mmm. dd, yyyy)
/webview2/release-notes/runtime/153.mdSDK 1.0.nnnn.nn, for Runtime nnn (Mmm. dd, yyyy)
/webview2/release-notes/sdk/n-n-nnnn-nn.mdIncidental files closely related to incoming RelNotes
linked from each Runtime page to corresp. WebPlat relnotes page, from earliest webplat = 133 through current.
Release notes for the WebView2 Runtime
/webview2/release-notes/runtime/index.mdRelease notes for WebView2 SDKs
/webview2/release-notes/sdk/index.mdtoc.yml/webview2/release-notes/includes/sdk-prerelease-template.md/webview2/release-notes/includes/sdk-release-template.mdIncidental files not closely related to incoming RelNotes
Prerelease testing using preview channels of Microsoft Edge
/webview2/how-to/prerelease-testing.mdSwitch to a preview channel to test upcoming APIs and features
/webview2/how-to/set-preview-channel.mdRelease SDK 0.8.270, for Runtime 78 (Sep. 10, 2019)
/webview2/release-notes/sdk/0-8-270.mdSelf-host by deploying preview channels
/webview2/how-to/self-hosting.mdDistribute your app and the WebView2 Runtime
/webview2/concepts/distribution.mdOverview of WebView2 APIs
/webview2/concepts/overview-features-apis.mdDevelop secure WebView2 apps
/webview2/concepts/security.mdPrerelease and Release SDKs for WebView2
/webview2/concepts/versioning.mdAutomate and test WebView2 apps with Microsoft Edge WebDriver
/webview2/how-to/webdriver.mdWebView2 documentation - WebView2 landing page
/webview2/landing/index.ymlAB#63903469