I have a problem in that I get no LTE/4G connectivity. I am on Vodafone New Zealand. Their frequencies are: 2G - 900/ 1800 MHz GSM, GPRS 3G - 900/ 2100 MHz UMTS, HSPA, HSPA+, DC-HSPA+ 4G - 1800 MHz LTE, 2600 MHz, and 700 MHz I have set Preferred network typ to 4G/4G/2G (auto) but only ever connect t...