Android layout doesn't load in visual studio 2015
<p>I'm using <code>Xamarin 4.0.1.145, Visual Studio 2015, Windows 10 and Android SDK (24.3.3)</code>.</p>

<p>I want design  and drag tools from tools box on <code>main.axml</code> but designer is disabled and I don't know why designer of Android  or <code>main.axml</code> doesn't load?</p>