Trouble in Nerdville! Thanks to Apple’s most recent software update, some AT&T iPhone 4S owners are now noticing new “4G” icons where the “3G” icons on their handsets once lived. So does that mean the ...

Apple iPhone 4S owners who don't realize that you can't suddenly turn a phone from a 3G device to a 4G device with a magical software update, are pretty excited to see that after downloading the new ...

An icon in the shape of a lightning bolt. Impact Link The iPad 3G is the iPad I've been waiting for. It's got two things the regular iPad doesn't: 3G internet from AT&T and assisted GPS. The results ...

Does this happen in the same location consistently? This may indicate a problem at a particular tower or group of towers: The radio antennas are working, but the backhaul having trouble. (analogy to a ...