Nokia and Sony Ericsson are looking to crack the unlocked phone market in the U.S., but their quest will be an uphill battle. Marguerite Reardon started as a CNET News reporter in 2004, covering ...

According to a support thread on T-Mobile's troubleshooting site, an unlocked iPhone 4S could be used on T-Mobile's network, utilizing the iPhone 4S UMTS 1 band. Joe Aimonetti MacFixIt Editor Joe is a ...

Buying a phone from your carrier is a good way to get great deals or an easy payment option, but it also often means being stuck with a device locked to one carrier. A glitch over at T-Mobile, though, ...

I'm considering getting an S23 or S24 from Swappa, and I want it to be unlocked. There are many available that were originally from a carrier like Mint Mobile, but they are now unlocked. After a phone ...

Switching to a new cell phone service provider can save you hundreds of dollars per year—and there’s no need to ditch your current phone to do so. To make the move, though, you may have to first ...

Argishti Khudaverdyan, the former owner of a T-Mobile retail store, was sentenced to 10 years in prison for a $25 million scheme where he unlocked and unblocked cellphones by hacking into T-Mobile's ...