Computer words

Each page explains one everyday computer word in plain words, with a picture of what it looks like. Many pages also link to the lessons that use the word.

Address bar
The long box across the top of a web browser that shows the address of the page you are on. You can type a website's address in it.
Double-click
To press the mouse button twice quickly without moving the pointer, usually to open a file, folder or app.
Download
To copy a file from a website onto your own computer, so you can open it later.
Downloads folder
A folder that comes with your computer. Web browsers usually save the files you download into it.
Drag
To hold down the mouse button while you move the pointer, then let go, to move something or highlight words.
File name ending
The dot and letters at the end of a file name, such as .pdf in report.pdf. It tells the computer what kind of file it is.
Folder
A place on a computer that holds files, and other folders, the way a paper folder holds letters.
PDF
A kind of document file that looks the same on any computer, phone or printer. Its name ends in .pdf.
PIN
A short secret number you type to prove it is you, such as when you sign in to a computer or unlock a phone.
Pointer
The small arrow on the screen that moves when you move the mouse or slide a finger on the touchpad or trackpad.
Right-click
To press the right mouse button once, which opens a small menu of choices for the thing under the pointer.
Screenshot
A picture of what is on your computer screen, saved as a picture file.
Tab
One web page inside a browser window. Tabs sit in a row near the top, so you can keep several pages open and switch between them.
Text cursor
The thin blinking line inside a box or document that shows where the words you type will appear.
Three dots button
A button drawn as three dots that opens a menu of more choices, such as Print or Settings.
Web browser
The app you use to visit websites, such as Microsoft Edge, Safari or Google Chrome.