Expansion may refer to any of the following:

  1. With hardware, an expansion is a term that describes adding additional hardware to your computer. For example, an expansion may be adding a video card with more capabilities, a DVD drive, new hard drive for additional disk space, or a sound card.

Adding any new computer device requires either connecting an external device to a port, installing an expansion card into an expansion slot, or adding a drive into an expansion bay.

  1. With software, expansion refers to an add-on with software or an expansion pack with a game.
  • How to install computer hardware.

Hardware terms, Peripheral, Software terms, Upgrade