Try this...credit for steps 1-2 goes to vacaloco...http://xdaforums.com/showthread.php?t=2303905
1) go to /efs/carrier/HiddenMenu and change OFF to ON
2) reboot
3) to view your LTE band dial *#0011# credit goes to lynyrd65 here post #4...http://xdaforums.com/showthread.php?t=2502716&highlight=aws
1) go to /efs/carrier/HiddenMenu and change OFF to ON
2) reboot
3) to view your LTE band dial *#0011# credit goes to lynyrd65 here post #4...http://xdaforums.com/showthread.php?t=2502716&highlight=aws