I installed an AT&T internet card in December. I began having problems with it immediately. They replaced the card and the new problems developed. the connection was very slow, and I would be shut down over and over while trying to use the internet. It required that I reboot, sometimes several times. As well at least 2-3 times a day, it would claim no device detected. I have spent probably 20-30 hours on the phone with their tech support and during that time my computer simply lost a tremendous amount of files. These included every picture... read full review »