Apple ipod

What have I done for my iphone?

I bought this iPhone that has worked well with TMobile and when the connected equipment to reload while I was working … I hit the enter key and I have no idea what I did … saysthe iPhone now iTunes is not compatible with my SIM and my phone does not move from the call screen emergency when you turn on … Please tell me who did not return to factory settings …… Ok … I seem to have upgraded to 3.0 .. And again blocked my phone .. any proposed site to unlock the phone again?

I do not think T-Mobile iPhone is compatible.

How to send Video from your Iphone 3G via MMS and also T-Mobile settings for MMS