Oxygen OS 11 is incomparable for OnePlus 8T, on Android 12 I could barely come close to 6 hours of screen on time. I advise anyone looking for stability and battery life
OnePlus 9 Pro review: A killer flagship in almost every way - TalkAndroid.com
Stable] OxygenOS 13 is rolling out for the OnePlus 9/9 Pro
OnePlus OxygenOS 13 (Android 13) Stable is now LIVE for the OnePlus 9 & OnePlus 9 Pro : r/oneplus
Buy OnePlus 11 5G Phone - Giztop
OnePlus 9 Pro Running Android 12-Based ColorOS 12 Instead of OxygenOS Reportedly Spotted | Technology News
Oneplus 9 Pro | Downgrade to OXYGEN OS 11 - YouTube
Do You Need 12GB of RAM on the OnePlus 9 Pro? | Digital Trends
OxygenOS 11.2.10.10 for the OnePlus 9 and OnePlus 9 Pro