Phone terms you should know

Aeroplane mode
This mode allows you to use your phone's non-wireless functions (music, games, etc.), while disabling its wireless radio functions that are banned on aeroplanes during flight.
app
Software that you can download for added functionality, such as games, email apps, bar code scanners and more. Some apps are already on your phone, and more can be downloaded from your phone's app store.
Bluetooth™
A short-range wireless technology you can use to connect a device to other nearby Bluetooth-capable devices and accessories, such as headsets, speakers, printers, etc. Use Bluetooth to make hands-free calls on a headset or in your car, listen to music on wireless speakers, use a wireless mouse or keyboard, or print a document in another room. Set up Bluetooth.
cellular network or mobile network
A network of radio-transmitting towers. You make calls on your phone using radio waves sent between the phone and the network towers. You also send data and access the Internet on this network. Carriers use different technologies to handle these radio transmissions (GSM, CDMA, Edge, 3G, 4G, LTE, HSPA, iDEN).
data usage
The amount of data your phone uploads or downloads over a network in a given period. Your phone uses your carrier's mobile network or over a Wi-Fi network. Depending on your plan with your carrier, you may be charged additional fees when your data usage exceeds your plan's monthly limits.
data
Information sent or received from your phone other than calls and text messages. You may use data when you access the Internet, check your email, play games, use apps and more. Background tasks, such as syncing or location services, may also use data.
eSIM
An eSIM, or embedded digital SIM, is embedded directly into a device's hardware. It performs the same function as a physical SIM card, connecting a device to a mobile network.
GPS
Global Positioning System. A global satellite-based system for determining precise locations on Earth.With GPS, your phone becomes your navigator when you're driving and your concierge when you're looking for a nearby meal, film or cup of coffee.
mobile hotspot
A device or app that lets you share your mobile data connection with multiple devices via Wi‑Fi. You can connect different devices to your hotspot, including notebooks, netbooks, MP3 players, cameras, Smartphones and portable gaming systems. The number of devices that can connect at one time depends on your carrier and connection speed.
NFC
Near-field communication. A wireless technology that transfers information between two compatible devices. Tap the devices together to share web addresses, contact info, apps, GPS locations and more.
notification
An alert from your phone or an app on your phone. Your phone displays icons in the status bar to notify you of new messages, calendar events and alarms. Icons can also indicate on-going status, such as connection to a Wi-Fi network.
Play Store
Google's store where you can download apps, books, movies, and music. Choose from an assortment of free books or apps; purchase from an even larger selection.
SD card
Secure Digital (SD) card. A small, high-capacity removable memory card used in small, portable devices such as mobile phones, tablets and digital cameras.
shortcut
An icon you can add to your Home screen that lets you quickly open an app. Create shortcuts for apps you use frequently.
SIM card
Subscriber Identity Module (SIM) card. A card that securely stores information your mobile operator uses to authenticate your phone on the mobile network.
software update
An update to your phone's operating system that typically includes new features and fixes reported problems. The update is wirelessly downloaded to your phone at no additional cost to you.
status bar
Thin bar at the top of your Home screen that displays the time and icons that tell you about your phone's battery and network connections. Apps display icons in the status bar to alert you to events, such as new messages.
sync
The process of sharing the same information across multiple devices and websites. Contacts, calendars and email are often synced through cloud services, so you can enter information on one device and access it through another.
Wi-Fi
A short-range wireless technology that provides a high-speed Internet connection to wireless data devices. Many locations offer Wi-Fi connections, including airports, hotels, restaurants and more. Using a Wi-Fi connection instead of your mobile network can help reduce your mobile data usage. Some public Wi-Fi connections may not be secure. You should only connect to those you trust and use some form of Internet security on your devices. Set up Wi-Fi.
widget
An element you can add to your home screen that gives you quick access to information or frequent tasks. For example, widgets can provide weather updates or upcoming calendar events. Many are pre-installed on your phone. Apps you download may also include widgets.
Certain features, services and applications are network or carrier dependent and may not be available in all areas.