If you haven’t done so yet, please look at this FAQ.
This forum is not a support forum, therefore if you want to help improve the firmware please join the beta program and post your findings in the topic for the firmware you are running.
If you do not want to join the beta, please contact our support via the Nuki App (Menu > Help > Contact Customer Support) in order to report problems. They will be gathered and forwarded to the development team.