Answer:
Plug and play make reference to the ability of using a device straight out of the box, without needing any specific configuration or drivers.
Step-by-step explanation:
The plug and play technology is the attempt to create devices that were capable of being used straight out of the box without the need to install any aditional software or dirvers in the computer to allow the proper use of the device, some of the most popular nowadays are the usbs pendrives, or mouse and keyboards. There was a time when every single piece of hardware that you tried to connect to a computer needed a technitian installing the proper software to be able to use that device.
The most difficult devices to install on the different operative systems vary depeding on what you want to do, but you have to rememeber that the different operative systems work on different basis, and apps won't cross-platform between them.