A:AnswerThere is no serial port on this device. If the printer is compatible with Windows 10, you would need to use a Serial Printer port to USB adapter. We recommend you check with the printer manufacturer for Windows 10 compatibility and the necessary Windows 10 drivers that will need to be installed on this device. Follow the printer manufacturer's pairing instructions to pair the printer to this Windows 10 system. Here is a link to an example of the adapter: https://www.amazon.com/C2G-Cables-22429-Serial-Adapter/dp/B000067RWK/ref=sr_1_21?s=electronics&ie=UTF8&qid=1524763171&sr=1-21&keywords=usb+serial+adapters
A:AnswerDesktop computer are now just a laptop in a case. No expansion slots or power supply to handle anything. Computers with expansion slots for adding anything will cost over $600.00
A:AnswerHearts is not one of the pre-installed card games within Windows 10, but you can download games to the device from the Microsoft Store and not have to be connected to the internet after the download to play the game.