RelNotes for WebView2 SDK 147 (Apr. 2026)

[mikehoffms]

Rendered article sections for review:

todo: update anchors & link text:

• Release notes for the WebView2 SDK > Prerelease SDK 1.0.39nn-prerelease, for Runtime 148 (Apr. 13, 2026)

  • /webview2/release-notes/index.md
  • Internal preview: https://review.learn.microsoft.com/microsoft-edge/webview2/release-notes/index?branch=pr-en-us-3758#prerelease-sdk-1039nn-prerelease-for-runtime-148-apr-13-2026
  • External preview: https://github.com/MicrosoftDocs/edge-developer/blob/user/mikehoffms/wv2-relnotes-147/microsoft-edge/webview2/release-notes/index.md#prerelease-sdk-1039nn-prerelease-for-runtime-148-apr-13-2026
  • Planned live: https://learn.microsoft.com/microsoft-edge/webview2/release-notes/#prerelease-sdk-1039nn-prerelease-for-runtime-148-apr-13-2026
  • New section.

• Release notes for the WebView2 SDK > Release SDK 1.0.38nn.nn, for Runtime 147 (Apr. 13, 2026)

  • /webview2/release-notes/index.md
  • Internal preview: https://review.learn.microsoft.com/microsoft-edge/webview2/release-notes/?branch=pr-en-us-3758&tabs=dotnetcsharp#release-sdk-1038nnnn-for-runtime-147-apr-13-2026
  • External preview: https://github.com/MicrosoftDocs/edge-developer/blob/user/mikehoffms/wv2-relnotes-147/microsoft-edge/webview2/release-notes/index.md#release-sdk-1038nnnn-for-runtime-147-apr-13-2026
  • Planned live: https://learn.microsoft.com/microsoft-edge/webview2/release-notes/#release-sdk-1038nnnn-for-runtime-147-apr-13-2026
  • New section.

---

Incidental files

• Archived release notes for the WebView2 SDK > 1.0.3179.45

  • /webview2/release-notes/archive.md
  • Internal preview: https://review.learn.microsoft.com/microsoft-edge/webview2/release-notes/archive?branch=pr-en-us-3758#10317945
  • External preview: https://github.com/MicrosoftDocs/edge-developer/blob/user/mikehoffms/wv2-relnotes-147/microsoft-edge/webview2/release-notes/archive.md#10317945
  • Before/live: https://learn.microsoft.com/microsoft-edge/webview2/release-notes/archive#10317945
  • Moved Apr. 2025 h2 sections from index.md to archive.md.

• Microsoft Edge 135 web platform release notes (Apr. 2025) > WebView2

  • /web-platform/release-notes/135.md
  • Internal preview: https://review.learn.microsoft.com/microsoft-edge/web-platform/release-notes/135?branch=pr-en-us-3758#webview2
  • External preview: https://github.com/MicrosoftDocs/edge-developer/blob/user/mikehoffms/wv2-relnotes-147/microsoft-edge/web-platform/release-notes/135.md
  • Before/live: https://learn.microsoft.com/microsoft-edge/web-platform/release-notes/135#webview2
  • Updated link, from index.md to archive.md.

• Microsoft Edge 146 web platform release notes (Mar. 2026) > WebView2

  • /web-platform/release-notes/146.md
  • Internal preview: https://review.learn.microsoft.com/microsoft-edge/web-platform/release-notes/146?branch=pr-en-us-3758#webview2
  • External preview: https://github.com/MicrosoftDocs/edge-developer/blob/user/mikehoffms/wv2-relnotes-147/microsoft-edge/web-platform/release-notes/146.md
  • Before/live: https://learn.microsoft.com/microsoft-edge/web-platform/release-notes/146#webview2
  • Linked to specific RelNotes heading.

• Microsoft Edge 147 web platform release notes (Apr. 2026) > WebView2

  • /web-platform/release-notes/147.md
  • Internal preview: https://review.learn.microsoft.com/microsoft-edge/web-platform/release-notes/147?branch=pr-en-us-3758#webview2
  • External preview: https://github.com/MicrosoftDocs/edge-developer/blob/user/mikehoffms/wv2-relnotes-147/microsoft-edge/web-platform/release-notes/147.md
  • Before/live: https://learn.microsoft.com/microsoft-edge/web-platform/release-notes/147#webview2
  • Linked to specific RelNotes heading.

AB#61461241

[learn-build-service-prod]

Learn Build status updates of commit 9a012fd:

✅ Validation status: passed

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microsoft-edge/web-platform/release-notes/135.md	✅Succeeded	View
microsoft-edge/web-platform/release-notes/146.md	✅Succeeded	View
microsoft-edge/web-platform/release-notes/147.md	✅Succeeded	View
microsoft-edge/webview2/release-notes/archive.md	✅Succeeded	View
microsoft-edge/webview2/release-notes/index.md	✅Succeeded	View

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[learn-build-service-prod]

Learn Build status updates of commit a98cd83:

✅ Validation status: passed

File	Status	Preview URL	Details
microsoft-edge/web-platform/release-notes/135.md	✅Succeeded	View
microsoft-edge/web-platform/release-notes/146.md	✅Succeeded	View
microsoft-edge/web-platform/release-notes/147.md	✅Succeeded	View
microsoft-edge/webview2/release-notes/archive.md	✅Succeeded	View
microsoft-edge/webview2/release-notes/index.md	✅Succeeded	View

For more details, please refer to the build report.

[learn-build-service-prod]

PoliCheck Scan Report

The 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 found

More information about PoliCheck

Information: PoliCheck | Severity Guidance | Term
For any questions: Try searching the learn.microsoft.com contributor guides or post your question in the Learn support channel.