Technology explained

Technology glossary in plain English

Search for a word or browse the list. Definitions are short enough to understand without another technical dictionary.

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administrator

A user account allowed to install programs and change important settings on a computer.

Software that looks for known harmful programs and suspicious activity.

A second copy of important files stored somewhere separate from the original device.

The program used to open websites, such as Chrome, Edge, Firefox or Safari.

Temporary saved information that can make websites and programs load faster.

Files stored through an internet service so they can be accessed from approved devices.

Software that helps the computer communicate with hardware such as a printer or graphics device.

A reset that removes settings and may erase data, returning a device close to its original state.

A number used to identify a device on a network.

Unwanted or harmful software that may damage a device, show unwanted ads or steal information.

Microsoft subscription services that can include Office apps, email, Teams and cloud storage.

An account used for Microsoft services such as Windows, Outlook, OneDrive and Microsoft 365.

A device that connects your home or office equipment to the internet service.

The NBN-supplied device used for some connection types before your router.

A group of connected devices that can communicate with each other.

The main software that runs a device, such as Windows, macOS, Android or iOS.

A way for someone to view or control a computer from another location.

The device that shares the internet connection with computers, phones and other devices, usually through Wi-Fi.

An extra sign-in check, such as a code or app approval, used in addition to a password.

A common cable and socket type used to connect devices or storage drives.

A wireless way for nearby devices to connect to a router or network.

The Windows feature that downloads security fixes, improvements and some device drivers.