Hi, First post here. I would like to explain my problem with 3g in short. Ipad 2 att version umts freq 850 900 1900 2100 Ipad 3 att vesrion umts freq 850 900 1900 2100 I'm outside the usa now. The local carrier has 3g hpsa+/umts is using freq 850. The sim card with proper apn setting in the ipad 2 i have 3g without a problem. When i put the same simcard in the in the ipad 3 i dont get 3g at all i only get edge. Both ipad in general about show carrier 12.0. Called apple support they couldn't help me at all please see your local carrier. I know bought ipad have the same freq for umts i know i have the correct apn setting. No clue why it wouldn't work with 3g on the new ipad. I hope somebody can help me.