The default webView class of the container is H5WKWebView. The steps to customize the webView class are as follows:
The custom webView class must inherit H5WKWebView.

In the
- (void)application:(UIApplication )application afterDidFinishLaunchingWithOptions:(NSDictionary )launchOptionsofDTFrameworkInterface, set the base class for the WebView container.
Sample code:
[MPNebulaAdapterInterface shareInstance].nebulaWebViewClass = NSClassFromString(@"MPH5WKWebView");