Runtime 143.0.3650.58 (Dec. 8, 2025)

Release notes for Microsoft Edge WebView2 Runtime, release date: Dec. 8, 2025.

In addition to the following WebView2 Runtime improvements, you can also use the new web platform features from Microsoft Edge 143; see Microsoft Edge 143 web platform release notes (Dec. 2025).

Bug fixes

• Fixed local network access triggering a permission alert pop-up window.

• Disabled creation of a "Speculative Renderer" process.

• Fixed a Find dialog synchronization issue while programmatically doing a Find.

See also

• SDK 1.0.3650.58, for Runtime 143 (Dec. 8, 2025)
• SDK 1.0.3650-prerelease, for Runtime 143 (Nov. 7, 2025)
• Release notes for WebView2
  • Release notes for the WebView2 Runtime
  • Release notes for WebView2 SDKs
• Microsoft Edge 143 web platform release notes (Dec. 2025)