Unstructured Supplementary Service Data (USSD) codes are strings of characters primarily used by developers and technicians to troubleshoot smartphones. You can use these codes to learn more about ...

iPhone (iOS 11 or later): Launch the Camera app, frame the QR code, and tap the notification. The Control Center can have a feature for even faster access to scanning. This article explains how to ...

Apple is back at it again with quality control, but this time, it is a hidden QR code on the iPhone's screen that it engraves during production, something the company can only see. This is a form of ...

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 use with caution. I've ...

QR or Quick Response codes are one of the most popular ways to access information on the go. Invented in 1994 and once considered the wave of the future, part of the QR code revival that started in ...

You’ve probably never seen the QR code printed on your iPhone screen because it’s so microscopic that most people have no idea there’s a QR code there. A new report from The Information details how ...

When Apple releases iOS 17 in the fall, anyone who tends to use their iPhone's camera to scan QR codes can expect to find the process a little easier, thanks to a small but significant change coming ...

iPhones go through several quality control checks before they make it to market, and these checks apply to the final product as well as individual components. The iPhone's parts are sourced from ...

QR codes have become an essential tool for accessing digital content quickly and efficiently. They provide a seamless way to connect to websites, make payments, download apps, and much more. With your ...