Sareena was a senior editor for CNET covering the mobile beat, including device reviews. She is a seasoned multimedia journalist with more than a decade's worth of experience producing stories for ...

New iPhone owners transferring existing cell phone numbers, especially from rival carriers, have reported AT&T activation delays that prevent them from using the phone except to make 911 emergency ...

O2 is boasting thousands of iPhone sales since the device launched in the UK last Friday – but its activation infrastructure is feeling the pinch. Reports have been emerging that claim some users ...