Oreo - Wikipedia
How to Check What Android Version You Have: 5 Steps
How to Check What Android Version You Have: 5 Steps
File:Android Oreo 8.1 logo.svg - Wikipedia
Android version history - Wikipedia
Evolution of Android: Versions from 1.0 to 12
Android Version History - Wikipedia PDF, PDF, Android (Operating System)
Android Oreo - Wikipedia
Android Oreo - Wikipedia