Technology, defined in plain English

Accessibility means designing technology so people with different abilities can use it.

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Bluetooth lets nearby devices exchange data wirelessly over short distances.

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An app or service that can store payment cards, tickets or passes in digital form. Some digital wallets let you pay by tapping your phone. Features depend on the wallet, bank and device.

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Moving a copy of a file or information from an online service to your device. You might download a photo, a document or an app. Only download files from sources you trust.

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A file format is the way information is organized and saved in a file.

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A hyperlink is clickable text or an image that takes you to another page, file, or location.

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The internet is a worldwide network that connects computers and devices.

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A program made to run on a smartphone or tablet. Apps help you do particular tasks, such as messaging, banking or checking the weather. Some need internet access; others work partly offline.

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The main software that helps a phone, tablet or computer run. It manages the device and lets other apps work. Windows, macOS, Android and iOS are examples.

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A PDF is a file type designed to keep a document’s layout consistent across devices.

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A square pattern you scan with a phone camera to open information, often a website or menu. QR codes are convenient, but a code can also lead to a suspicious site. Check the destination before entering details.

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A service that helps you find information on the internet. You type a question or keywords, and it shows links that may be useful. Search results can include advertisements, so check the source.

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A new version or fix for a program or device system. Updates may repair security problems, fix mistakes or add features. Installing trusted updates promptly is an important safety habit.

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Sending a file or information from your device to an online service. Uploading is the opposite direction from downloading. Check who can see a file before you upload it.

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The address of a page or resource on the internet. You often see it at the top of your browser, such as https://example.com. Check the address carefully before entering personal details.

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Video conferencing lets people meet and talk using live video and audio over the internet.

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The app you use to open and read websites. Common browsers include Chrome, Safari, Firefox and Edge. A browser is the doorway to a website, not the website itself.

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A website is a collection of web pages you can visit using a browser.

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A wireless way for nearby devices to connect to a network, often giving them internet access. Your phone can use Wi-Fi at home without using mobile data for that connection. Wi-Fi and the internet are not the same thing.

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