Cannot upgrade nuget packages for Xamarin.Android

Question

I started blank cross-platform projects in Visual Studio 2015 update 2: Visual C# -> Cross-platform -> Blank App (Xamarin.Forms portable).

It created 6 projects in t

Answer 1

Xamarin Forms is not always compatible with the latest version of the Google Support libraries. Xamarin publishes them so Android developers (not using Forms) can utilize them if they need them, but Forms developers can continue to use the older, compatible versions.