Please take a look on your package while installing i am facing these errors because of latest android API level has no support of your package. Please release a latest version of your package that compatible with latest API levels.
Error NU1202 Package Firebase.Xamarin 0.3.6 is not compatible with monoandroid81 (MonoAndroid,Version=v8.1). Package Firebase.Xamarin 0.3.6 supports: net (.NETFramework,Version=v0.0)
Please take a look on your package while installing i am facing these errors because of latest android API level has no support of your package. Please release a latest version of your package that compatible with latest API levels.
Error NU1202 Package Firebase.Xamarin 0.3.6 is not compatible with monoandroid81 (MonoAndroid,Version=v8.1). Package Firebase.Xamarin 0.3.6 supports: net (.NETFramework,Version=v0.0)