to back up: A to save an extra copy B to go back to the previous page C to support someone

to upgrade A to sell a piece of hardware B to improve the performance of your computer C to give a good review of a piece of software

an icon A a famous person B a small picture you click on C a funny picture on the Internet

a bookmark A a piece of paper in a book to remember where you were last reading B a shortcut to a file in your computer C a shortcut in your browse

a screenshot A when your sceeen freezes B a type of video game C a picture of your screen

a bug A an insect B a problem in the software C a line of code

to browse A to play online B to surf the Internet C to look around in a shop

a spreadsheet A a big newspaper B a type of file C something on your head

to crash A to stop working B to be incompatible with another piece of software C to have an accident

to run A to jog fast B to open a piece of software C to close a piece of software