OxygenOS 3.0 Beta, which is based on Android 6.0.1 Marshmallow, brings some new features as well as other improvements such as:
- Android Marshmallow upgrade like Now on Tap, Doze battery feature, and App Permissions
- Camera UI has been cleaned up, and swiping up/down now switches between photo/video, whereas HD/HDR and flash settings live in the top right corner
- You can now change the aspect ratio and toggle grid view without going all the way to the Camera settings
- Easily preview and set both home screen and lock screen wallpaper in one place
- Edit mode has been removed from Shelf UX, long press boards to rearrange or remove
- General system performance is now 47% faster than OxygenOS 2.2.1 on key test scenarios
- Fingerprint performance is now 45% faster than OxygenOS 2.2.1 on average
- The Old app permissions has been rmoved from the Settings, and can now be accessed through the new (native Android) app permissions
- Alert Slider has its own entry point with more customization options
- Improved settings menu readability by changing the order a bit
- March security patches
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