Evergreen Webview2 May 2026

You want the best security, smallest file size, and the latest web features. Choose Fixed Version if: You are in a highly regulated environment (like a hospital or flight control system) where every single byte of code must be "frozen" and validated for months. Best Practices for Developers

While Evergreen is the recommendation for 99% of use cases, there are times to consider the alternative: Evergreen WebView2 Fixed Version Automatic (Microsoft) Manual (Developer) Disk Space Low (Shared) High (Bundled) Stability Small risk of breaking changes Absolute version control Offline Use Requires initial sync Works fully offline evergreen webview2

On Windows 10 and 11, the Evergreen WebView2 Runtime is often already installed as part of the OS or alongside Microsoft Edge. You want the best security, smallest file size,

When you use Evergreen WebView2, your application uses a small DLL. When the app starts, the Loader looks for the WebView2 Runtime on the user's machine. When you use Evergreen WebView2, your application uses

If the runtime isn't found, you can trigger a "Bootstrapper" during your app's installation. This is a tiny file that downloads and installs the correct runtime for the user’s architecture (x64, ARM, etc.) automatically. Evergreen vs. Fixed Version: Which is right for you?