im not sure if you notice this but on marshmallow devices the bearer settings have lots of options unlike in lollipop and kitkat which only has 3 options unspecified,lte,ehrpd.. in marshmallow it has uspecified,lte,hspap,hsupa,edge,umts,hsdpa,hspa,gprs,evdo_A,B,and C i tweaked mine by ticking...