When you're boarding a plane or going somewhere where your phone's wireless signals need to be completely disabled, there's a single toggle to make this faster and easier — airplane mode. It turns off ...

Here's something you might not have known: If you type a specific set of numbers and characters into your Android phone's dialer, you'll reveal a "hidden" set of diagnostics and phone information.

Rahul Naskar has years of experience writing news and features related to Android, phones, and apps. Outside the tech world, he follows global events and developments shaping the world of geopolitics.