Can you enable 3g on a 2g iphone if you have the 3g sim card?

If you aren't getting any internet access whatsoever, then you should make sure the iPhone has been activated with AT&T. If you are only getting a connection through "Edge" (the letter E will...

the sim card just holds network information not phone information so yes you can transfer your sim card without any problems i had a sim card from about 3 years ago and i just bought a iphone 3gs and...

Click "Settings". Click "General". Click "Bluetooth". Click on/off slider.

3g definitely :o)

gigabyte a measure of storage capacity equal to 1 billion (109) bytes