There are two types of phones—those locked to a carrier and those free to use whatever carrier they want. There will come a time when you need to know which one your phone is. Thankfully, you'll have ...

When dealing with an unlocked or locked phone, the question is whether or not the device can work on a specific wireless network that's different than the network the phone was designed to work on. An ...

Learn how to unlock an iPhone without a passcode before you're stuck. You never know when these methods will come in handy.

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 ...