Release SDK 1.0.3485.44, for Runtime 140 (Sep. 8, 2025)

Release notes for Microsoft Edge WebView2 SDK, release date: Sep. 8, 2025.

NuGet package for WebView2 SDK 1.0.3485.44

For full API compatibility, this Release version of the WebView2 SDK requires WebView2 Runtime 140.0.3485.44 (Sep. 8, 2025) or later.

General changes

This Release SDK focuses on making WebView2 work better, through behind-the-scenes improvements.

• The testing infrastructure has been strengthened.

• The validation of APIs has been enhanced, to ensure that the APIs perform reliably across different scenarios.

These foundational improvements provide stable, thoroughly tested functionality for building WebView2 apps.

See also

• Runtime 140.0.3485.44 (Sep. 8, 2025)
• Release notes for WebView2
  • Release notes for the WebView2 Runtime
  • Release notes for WebView2 SDKs