To solve this, Microsoft provides the (formerly known as the "Offline" version). This is a self-contained version of the WebView2 runtime that you ship inside your application package.
// Initialize the WebView2 control with this environment MyWebView.EnsureCoreWebView2Async(env);
Once downloaded, extract the contents. You will see a folder structure containing the msedgewebview2.exe and numerous DLL files.