Webview and using external browser

When I follow a specific link, I need to set an “ use external browser”, how can I do this? This solution does not work:

bro i find solution for you…on the place of procedure use ExtendedWebViewer .on loading start than put same if then logic…

Hello, how can i find “use external browser”… doesnt exist, please help me, thanks

From this extension…
have a look : [Free] Extended Web Viewer Extension