In December 2018, it became known that Nubia refuses to develop firmware based on Android 9.0 Pie for the Nubia Z17 smartphone, which was the company's flagship in 2017. However, the company then changed the decision, and the internal beta testing of the firmware began in March of this year.

Now the developers have reported that they have started sending out the pre-final version of Android 9.0 Pie for the Nubia Z17 smartphone to a limited number of users. If everything goes well, users will not find any serious problems, the company will release an update for all users of the Nubia Z17.

Features of the update:

Center notifications faster 
'replied to messages is now faster and easier 
-Optimized visual effects applications 
-Optimized animations for smoother operation 
-Optimized sound quality and effects in certain situations 
-Fixed error messages SMS 
-Improved camera work 
-Fixed error messages about the camera 
- The fingerprint scanner has been optimized

Also, the update includes more than 100 minor optimizations.