TechDroider on X: "OnePlus will provide 4 years of Security & 3 years of Android updates for Flagship product line. This includes OnePlus 8/9 Series. OnePlus is integrating the codebase of OxygenOS
Color OS 11 For OnePlus 8, 8 Pro, and 8T Released [Download & Install]
OnePlus 8, 8 pro & 8T received Color OS 12.1 Stable C.21 & C.26 update - Download the Update Here
OnePlus 8, 8T in China Will Transition to Oppo's ColorOS in Q1 2022, Will India Units Be Next? - MySmartPrice
OnePlus 8T and OnePlus 8 Series ColorOS 12 x Android 12 Official (Stable) Update Released [C.13 & C.17]
ColorOS 12(Android 12)
OnePlus Ace 2 Pro 5G, 16 Go + 512 Go, 6,74 pouces ColorOS 13.1 / Android