An operating system may be defined as a collection of arranged and predefined data that may be used to access the computer hardware and make it easier to operate and use the hardware present in enclosed box. The other purpose of it is to make use of hardware error and harm free. It also provides an access to third party applications and software to make it fully customized by its users. The operating system also offers new features as an update on the regular basis and also provides default access to a lot of programs and applications. In short, it makes every feature quite easier and accessible to provide user relief to its users. It also provides warning message when some harmful setting(may be applied) may harm your data and hardware.