Apple iMac 21.5 Inch, 4K Retina Display, Intel Core i7 3.3GHz, 16GB RAM, 500GB SSD

Using your Apple iMac 21.5 - inch is a breeze. First, connect it to a power source and turn it on. You can start using the pre - installed macOS right away. To connect external devices, use the Thunderbolt 2, USB 3.0, SDXC, or Ethernet ports. For wireless connections, use Bluetooth 4.0. When it comes to video editing or 3D rendering, open the relevant software and let the powerful processor and graphics do their job. For maintenance, keep the screen clean with a soft, dry cloth. Avoid using harsh chemicals. Also, make sure to keep the iMac in a well - ventilated area to prevent overheating. Periodically check for macOS updates to get the latest features and security patches.