Hardware
Adding hardware can be as simple as connecting a device to your computer with a USB plug, or more complicated like opening up your computer and inserting a new card or component. Some types of hardware are easy to install yourself; other types are best left to professionals unless you are very skilled and experienced working with the insides of a computer or electronics.
NOTE: Prior to installing hardware, perform a full backup of your computer to a drive outside of your local computer, and create system restore points. See Chapter 16 to learn how to perform backups and set system restore points.
Some parts of the installation process are the same whether the hardware is internal or external. But there are some important differences ...
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