After you purchase and use your cellphone for an extended period of time, you can change networks. However, the phone that you're currently using may not be offered on that network. If you wish to ...

Forbes contributors publish independent expert analyses and insights. Zak Doffman writes about security, surveillance and privacy. This is not as easy as it sounds — and it’s not common advice. But ...

AT&T has launched a new security feature called "Wireless Lock" that protects customers from SIM swapping attacks by preventing changes to their account information and the porting of phone numbers ...

Through SIM-swap or duplicate SIM fraud, fraudsters can gain control of your number and obtain all incoming OTPs. Simply put, ...

Have you ever gotten a new phone only to find out it’s locked to a specific carrier? This often happens when you purchase a subsidized phone from a carrier. The carrier locks the phone so you can’t ...

Since last week’s leak, it’s been clear that Android Q is going to include some positive changes for Android going forward, like system-wide dark mode and new permissions settings. Unfortunately, it’s ...

New Android Q code suggests the upcoming OS version will give carriers more control over SIM-locking phones. Carriers could, hypothetically, lock out the second SIM tray in a dual-SIM phone if the ...

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For the better part of the last decade, Verizon’s smartphones haven’t been SIM-locked. That means that a Verizon phone can work on basically any other network even if you bought it directly from the ...

Apple appears to have reversed course in Japan on a key feature of its iPad 3G: It won’t offer a version capable of being used with different cellular carriers there. All Japanese models will be ...