Код: Выделить всё
WebView webView = new WebView(this);
webView.setLayoutParams(new LinearLayout.LayoutParams(WindowManager.LayoutParams.MATCH_PARENT, WindowManager.LayoutParams.MATCH_PARENT));
WebSettings settings = webView.getSettings();
settings.setJavaScriptEnabled(true);
setContentView(webView);
webView.setWebViewClient(new WebViewClient()); //
Подробнее здесь: [url]https://stackoverflow.com/questions/79053838/why-would-assigning-a-dummy-webviewclient-alter-the-behavior-of-the-android-webv[/url]