Now many smart phones are no longer using hardware as the core. For many users, system optimization is even more important than the winner itself. Today's Android 8.0 has not yet been widely deployed, and most manufacturers are still using Android 7.1-based development. system.
In February of this year, Vivo officially announced the Android 8.0 adaptation program in the official forum of the Funtouch OS system. Many of Vivo's models have the opportunity to upgrade. Among them are the X20, X20 Plus, X9s, and Xplay 6 models. , X9, X9s Plus, X9 Plus seven products. From the schedule released by the vivo official can see that the above seven mobile phones compatible with Android 8.0 will begin testing in mid-April.
The vivo X21 will be officially launched in mid-March. To be sure, the vivo X21 will be the first vivo cell phone to eat 'Oreo'. The system's name is upgraded to Funtouch OS 4.0. The latest Funtouch OS 4.0 is in the It will fit the 'Liu Hai' full screen of vivo X21 and add a new operation mode to adapt to the operation changes brought by the full screen.
