lte internet 3g

Did Anybody know about LTE sim location? I ask like this because I'm Thai and I would like to order TM3 from UK. But I think LTE in UK TM3 might use only in UK. I can't find any information of LTE sim card Location. If you know that location,please let me know. T-T

I upgraded to LTE from 3G last week. It worked for a few days and was faster for navigation and traffic remapping. But now it will not connect to LTE, 3G, or Edge. It shows four or five bars of signal but no LTE, 3G or Edge connection. I have tried the steering wheel buttons reset, but that...