[ GLOSSARY DEFINITION ]
Software
Operating System
The system software that runs the device (iOS, Android, Windows, iPadOS); defines updates and features.
Also known as:
OS
Firmware
Full Definition & Technical Explanation
Operating system (OS) is the software layer on hardware. Phones show Operating system: iOS 26 (Can be upgraded...), iPadOS, or Android with a vendor skin.
It determines app store, features, and update longevity. See Operating system and OS size in specs.
Frequently Asked Questions
What is Operating System?
The system software that runs the device (iOS, Android, Windows, iPadOS); defines updates and features.
What terms are related to Operating System?
Related Software terms include iOS, Android, OS Updates.
Related Technical Terms
iOS
Apple's operating system for iPhone; known for long, consistent software support.
Software
Android
Google's operating system used by most phones/tablets; heavily customized by vendors.
Software
OS Updates
How many years a device gets major OS and security updates; longer is better for longevity.
Software