Discover the secret world of USSD codes that unlock hidden menus, features, and quick access to phone information on your Android device. Test these codes at your own risk, but be aware that any given ...

For almost as long as personal computers have existed, coders have created backdoors in programs (or sometimes just fun little Easter eggs) that can only be accessed with a special "key." The ...

Type in a few numbers and symbols on your dialer and discover powerful tools, system info, and settings buried deep in your phone. I’m one of PCMag’s mobile writers. That means I check out phones, ...

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This code displays the IMEI (International Mobile Equipment Identity) number of your Android phone, a unique identifier essential for identifying your device. This code shows the Specific Absorption ...

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To improve the security prowess of WhatsApp, Meta has included an option to lock or hide WhatsApp chats with a secret code. This allows you to segregate a few chats from others as they will only be ...

Here's how to easily access powerful tools, system info, and settings buried deep in your phone. I’m one of PCMag’s mobile writers. That means I check out phones, hotspots, and mobile networks.