Programming an NFC tag from your NFC-capable Android device is extremely easy and can lend itself to some very useful scenarios.

Depending on which Android phone model you have and whether or not you have certain apps installed, a variety of way to turn on the flashlight may be available.

They may be the least high-tech part of your smartphone, but flashlights are always useful. Here's how to turn on the flashlight on Android and iOS devices.

NFC technology allows you to trigger actions on your phone by tapping the back of the device to another NFC-enabled point of contact.