Some computers, especially laptops, come with embedded memory card slots. For those computers that don't, you can buy adapters that use existing USB ports to attach a memory card.

You can also buy adapters to fit a smaller card inside a larger slot. For example, you might use an adapter that holds a MicroSD card if your computer only has an SD slot.

Another option is to purchase a card reader. External card readers usually connect to the computer via USB. Internal card readers typically connect to a USB $2\mathrm{.}0$ or USB $3\mathrm{.}0$ port on the