Porting web-based massively multiplayer online (MMO) games to native platforms like Android requires working with the WebView component. This involves customizing the layout by adding custom headers, showing a loading screen when content loads using callbacks from WebViewClient, and replacing some web features with native equivalents by overriding the shouldOverrideUrlLoading method. The presentation covered techniques for customizing the layout with extra headers, displaying and hiding a loading screen during page loads, and replacing web functionality with native code using the WebViewClient API.