. While the runtime is present on most modern Windows systems, robust applications should include a fallback path. Microsoft recommends distributing the WebView2 Runtime even when using Evergreen mode, to cover edge cases where the runtime wasn't already installed.
The is the recommended distribution model for embedding modern web content into Windows applications. Unlike traditional "Fixed Version" models that bundle a specific static engine, the Evergreen model uses a self-updating system maintained by Microsoft, ensuring your app always runs on the latest Chromium-based rendering engine. Core Architecture and Distribution evergreen webview2
| Feature | Evergreen WebView2 | Fixed Version WebView2 | | :--- | :--- | :--- | | | Automatic, frequent (roughly every 4-6 weeks) | Developer-controlled; you ship a specific version | | Disk footprint | Shared (one copy per machine) | Per-app (each app bundles its own runtime) | | Network bandwidth | One download for all apps | Each app downloads its own copy | | Security model | Always patched | You must republish to patch | | Best for | Most line-of-business apps, public-facing apps | Air-gapped, appliance-like, or strict version control scenarios | The is the recommended distribution model for embedding
The WebView2 Evergreen distribution model delivers the optimal balance between application agility and desktop stability. By shifting the burden of security compliance, performance tuning, and web standard updates to Microsoft, engineering teams can focus entirely on building stellar user experiences. By shifting the burden of security compliance, performance
is a runtime distribution model by Microsoft that ensures your desktop applications always use the latest, most secure version of the Chromium rendering engine.
The implementation of Evergreen WebView2 involves several steps, including:
In the early days of desktop application development, displaying web content was a compromise. Developers relied on aging engines like Internet Explorer (via WebBrowser control) or were forced to bundle heavy, independent browsers (like CEF/Chromium) with their apps. This led to security vulnerabilities, massive application sizes, and rendering inconsistencies. Enter .