ZDNET's key takeaways Use these codes to forward calls, pay your bill, check balances, etc.Some of the codes work only on ...

Verizon is one of America’s leading carriers, but it’s not for everyone. It could be due to the high costs or your local coverage, but sometimes you have to change. What if you love the phone you have ...

Are you tired of being locked into your US Cellular phone? Do you want the freedom to switch carriers or use your phone while traveling abroad? Unlocking your US Cellular phone is the solution you ...

Think you’ve explored every inch of your Android phone? Think again. Beneath the familiar icons and settings lies a world of ...

Consumer Reports has no financial relationship with advertisers on this site. Consumer Reports has no financial relationship with advertisers on this site. If you’re looking to save money, shopping ...

Major cellular carriers — Verizon, AT&T, T-Mobile, Sprint, and others — typically lock their networks to the iPhone you buy from their stores or pay for via an installment plan. What does that really ...

You could access numerous useful iPhone features by typing in a few secret codes on your device. Lots of the codes work whether you have an old or new iPhone and they can let you do things like ...

QR codes — which were invented in 1994 by an automotive company to track car components — became highly popular for their ability to store large amounts of data but are also highly susceptible to ...

Remember that scene in War Games when the socially broken code monkeys were explaining to aspiring hacker Matthew Broderick all about “back doors” (i.e. secret pathways planted by programmers)? Well, ...

Changing wireless providers can sometimes save you big money. It can also help if you are traveling abroad or if you want to get the most value when selling your old phone. But before you make the ...