The status bar at the top of your smartphone is used to display a lot of key information. Most people will know it as the place to see the likes of battery percentage, signal strength, notification icons and whether you’re connected to Wi-Fi or Bluetooth. However, there’s one other icon that you might see there – an unusual-looking N. It stands for NFC, or Near Field Communication. What is NFC?NFC is a technology that uses radio waves to wirelessly transfer data over short distances. Its primary use on smartphones is for contactless payments, whether it’s Apple Pay, Google Pay or Samsung Pay. …