Oneplus has released the beta firmware for Oneplus X Oxygen OS 3.1.0 based on Android6.0.1 OS. According to the latest news that Oneplus X will announce Android6.0 update for Oxygen OS users next week. It seems the announcement has been in advance. Because Oneplus X has got the update of Oxygen OS 3.1.2 based on Android 6.0.1 Marshmallow OS.
Oneplus X users can update its Oxygen OS 2.2.3,3.1.0 and 3.1.1 to Oxygen 3.1.1 by OTA, no need to recover the previous version. Oneplus X Oxygen 3.1.2 OS has brought some change about its interface including the new icon, new wallpapers, and Shelf UX improvement, in addition, in the settings it added Android6.0 app management OS access. Meanwhile, it has added oneplus music and oneplus gallery app.
We have to mention that Oneplus X has updated to Hydrogen OS 2.0 based on Android6.0 OS, but Hydrogen OS is mainly used for China version. So have you got the notification about updating?