Operating System (OS)
An Operating System (OS) is the main software that controls how a smartphone works. It manages apps, hardware, and system functions.
Without an operating system, a smartphone would not work.
What does an OS do?
The operating system:
- runs applications
- controls the screen and touch input
- manages memory and storage
- connects to Wi-Fi and mobile networks
- controls security features
It works in the background while you use your phone.
Why it is important
The OS makes everything on the smartphone work together.
It allows apps, hardware, and settings to function smoothly.
Examples of mobile operating systems
- Android
- iOS
Simple example
The operating system is like the “brain” of the smartphone. It tells every part of the phone what to do.
Related terms
- What is Android?
- What is iOS?
- What is App Store?
Source
Information simplified from the Wikipedia article “Operating System”.