Apple iMac 21.5 Inch, Intel Core i5 2.7GHz, 8GB RAM, 1TB Fusion Drive

Using your Apple 21.5 - inch iMac is easy. Just plug it in, turn it on, and follow the on - screen setup instructions. You can connect various devices like external hard drives, cameras, and printers through the available ports such as Thunderbolt 3, USB 3.0, and SDXC. For audio, use the built - in stereo speakers or connect your own headphones. When it comes to software, start with the pre - installed macOS and upgrade it when new features become available. To keep your iMac in good shape, keep it in a cool, dry place. Avoid exposing it to direct sunlight or extreme temperatures. Regularly clean the screen with a soft, dry cloth. Also, make sure to back up your important data to prevent any loss. And if you're not using it for a long time, it's a good idea to turn it off to save energy.