Just found a update on the official ztedevice. com website.
How to install :
-Download the file
-Unzip the file 1x time
-Select the update.zip file in the folder and place it in the root directory of sd card/internal storage
-Go into settings/updates
-Update your device
1st December Securitypatch
-more comes soon
Update including Changelog and further information:
B09 updated changed:
- google security patches, various device stability and security improvements
- Optimized system preferences, improved system stability
- Increase Finnish support
The new update does not yet have the Daydream certification so it is only published to countries which don't need it for now.
It is published to Nordic countries and Malaysia currently.