Every tech word used in our lessons, explained in plain English. Print this page and keep it handy.
- App
- A program on your phone or tablet, such as WhatsApp or your bank's app.
- Attachment
- A file, such as a letter or photo, sent along with an email.
- Backup
- A safe copy of your photos, contacts and messages kept somewhere else, usually the cloud.
- Bluetooth
- A short-range wireless link between devices, for example a phone and hearing aids or a speaker.
- Browser
- The app you use to visit websites, such as Safari, Chrome or Edge.
- Cloud
- Secure storage on the internet run by companies like Apple and Google.
- Cookie
- A small file a website saves so it remembers you. Choosing Reject or Necessary only is fine.
- Deepfake
- A fake video or voice made by computer to look or sound like a real person.
- Download
- Copying something from the internet onto your device.
- Home screen
- The main screen with your app icons.
- Link
- Words or a button you tap to go to a web page. Only tap links you expect.
- Malware
- Harmful software criminals try to trick you into installing.
- One-time code
- A short number sent to your phone to confirm it is you. Never share it with anyone.
- Passkey
- A way to sign in with your face, fingerprint or screen lock instead of a password.
- Password manager
- A secure vault on your phone that remembers your passwords.
- Phishing
- Fake emails, texts or calls that try to steal your details.
- QR code
- A square barcode you scan with your camera to open a web page.
- Router
- The box that brings the internet into your home and sends out Wi-Fi.
- Screenshot
- A picture of whatever is on your screen.
- Smart speaker
- A speaker you control by voice, such as Alexa or Google Home.
- Streaming
- Watching or listening over the internet without downloading.
- Two-step verification
- Extra security that needs your password and your phone.
- Update
- A free improvement from the maker that fixes problems and security holes.
- Wi-Fi
- Wireless internet inside your home or a public place.