2G marked a significant advancement by transitioning from analogue to digital communication standards and introduced digital data services for mobile devices.

3G is the third generation of cellular technology that was deployed on mobile networks and across mobile phones. It has since been replaced by 4G and 5G.

4G represents a significant advancement over 3G and is characterised by faster data transfer rates, improved network capacity, and enhanced overall performance.

5G delivers higher multi-Gbps peak data speeds, ultra low latency, more reliability, massive network capacity, increased availability, and a more uniform user experience to more users.

Mobile airtime refers to the amount of time for which a mobile phone user can make voice calls, send text messages, or use data services on their device.

An Android mobile device runs on the Android operating system (OS). Android is a mobile operating system and one of the most widely used operating systems for mobile devices globally.

Bluetooth is a technology that enables devices to communicate wirelessly. Any device equipped with Bluetooth can communicate as long as it remains within the specified distance.

A mobile calling plan, also known as a mobile phone plan or mobile service plan, allows users to make voice calls, send text messages, and use data on their mobile devices.

Mobile network coverage refers to the geographical extent or reach of a mobile telecommunications network.

A dual SIM card refers to a mobile device or phone that is equipped with two SIM card slots, allowing the device to support and operate with two separate SIM cards simultaneously.

An eSIM is a type of SIM card that is embedded directly into a smartphone, tablet, or smartwatch, eliminating the need for a physical, removable SIM card.

GPRS, or General Packet Radio Service, was a notable advancement in mobile data services within the context of 2.5G technology.

A mobile handset is a portable electronic device used for wireless communication. It allows users to make and receive phone calls, send text messages, and access a variety of mobile services.

An IMEI number is a unique 15-digit number that serves as a distinct identifier for mobile phones. It is used to track and identify mobile devices on cellular networks.

International roaming allows mobile phone users to make and receive calls, send text messages, and use data services while traveling outside their home country.

The Internet of Things (IoT) refers to the network of interconnected physical devices or "things" that communicate and exchange data with each other through the internet.

iOS is the iPhone operating system, that is crafted for compatibility with Apple's multitouch devices.

Microsoft Intune is a cloud-based service that falls under the category of Enterprise Mobility Management (EMM) and Mobile Device Management (MDM) solutions.

Mobile Application Management (MAM) is the set of processes and technologies used by businesses to control and secure the lifecycle of mobile applications on users' devices.

A mobile carrier, also known as a wireless carrier, mobile operator, or telecommunications service provider, is a company that provides mobile communication services to users.

Mobile data is the wireless transmission of digital information between mobile devices and the internet or other networks.

Mobile Device Management (MDM) is a type of software solution that allows organisations to manage and control mobile devices used by their employees.

A mobile network enables mobile devices to communicate wirelessly with each other and connect to the internet, allowing users to make calls, send messages, and access online services.

A mobile phone contract is a subscription-based agreement between a mobile service provider and a customer.

Mobile security involves safeguarding wireless computing devices from threats like malware, theft, and data breaches.

Mobile signal strength refers to the measurement of the wireless signal's power or intensity received by a mobile device from a cellular network.

Mobile Threat Defense (MTD) tools are specialised security tools created to identify and shield mobile devices from cyber threats.

Mobile Voice Recording (MVR) plays a crucial role in meeting regulatory requirements outlined by the FCA, the Dodd-Frank Act, and the MiFID directive.

Multi-network SIM cards access multiple or all the available networks within a given area. Unlike traditional single-network SIM cards, they are not bound to a specific network.

A PAC (Porting Authorisation Code) is a unique code provided by your current mobile network operator when you want to switch your mobile number to a different network.

A Personal Unlocking Key (PUK) code is a unique code assigned to a mobile phone's SIM card.

A mobile service plan, often referred to simply as a mobile plan or phone plan, is a subscription-based service offered by mobile network operators to customers for using their mobile devices.

A mobile service provider offers mobile communication services to users. These services include voice calling, text messaging, and data connectivity through mobile devices.

When a phone is SIM-locked, it can only be used with a SIM card from the carrier that imposed the lock.

Talk time refers to the total duration or amount of time a mobile phone can be used for voice calls on a fully charged battery.

Microsoft Teams Phone Mobile enhances Public Switched Telephone Network (PSTN) connectivity within Microsoft Teams and Phone System, and is exclusively available on EE.

Visual voicemail provides a visual interface for accessing voicemail messages. Unlike traditional voicemail systems, visual voicemail enables users to view their voicemails on their device's screen.

WiFi calling enables users to make and receive phone calls over a WiFi network rather than relying on a cellular network. This is useful when a stable WiFi connection is present.