Technology

2. If your computer is quite old, sometimes it may do it
3. to put a computer program onto a computer so that the computer can use it
10. to put something inside something else
11. a small piece of equipment that you connect to a computer or other piece of electronic equipment to copy and store information
12. a device that is used to recharge a battery
13. to improve the quality or usefulness of something, or change it for something newer or of a better standard
15. to change something slightly, especially to make it more correct, effective, or suitable

1. a system that makes it possible for many messages or large amounts of information to be sent at the same time and very quickly between computers or other electronic devices
4. a large system consisting of many similar parts that are connected together to allow communication between or along the parts, or between the parts and a control centre
5. choose
6. to join or be joined with something else
7. a small problem or fault that prevents something from being successful or working as well as it should
8. the area in which a particular service is available
9. a system of computers and satellites used in cars and other places to tell a user where they are or where something is
14. If you want to change the size of an image on your phone, you have to ... it