Is it possible to block certain websites?

[ewpatton]

You may also want to check out this post by @nitinseshadri using the newer WebViewer features:

Testing the next release of MIT App Inventor (nb183)

@ewpatton Here is a test AIA to demonstrate some of the new WebView changes. It is a web browser that uses the new BeforePageLoad event and Stop method to block URLs that match a list of websites. WebViewTest.aia (4.1 KB)