ZDNET's key takeaways Use these codes to forward calls, pay your bill, check balances, etc.Some of the codes work only on certain carriers or devices.One of the codes also might erase your data, so ...

Coders have a storied tradition of creating back doors in programs (or sometimes just fun little Easter eggs) that can only be accessed with a special "key." This has happened for almost as long as ...

iPhone secret codes are a powerful and fun way to peek behind the curtain of your trusted device. Whether to troubleshoot, protect your privacy, or simply geek out, these tested codes in October 2025 ...

Whether you’re team Samsung, Xiaomi, or iPhone, learning the Most Useful USSD Codes is like discovering your phone’s secret ...