I cannot activate MQTT. What can I do?

This article concerns:
  • Smart Lock Ultra
  • Smart Lock Pro
  • Smart Lock Go
  • Smart Locks (4th Generation)
  • Smart Lock 3.0 Pro

Currently, some users are reporting problems with activating MQTT. In rare cases, the connection to the MQTT broker fails, and the setup cannot be completed.
To better understand the underlying issue, we are currently conducting a through analysis along with further tests. Please note that this may take some time. However, we are committed to providing a satisfactory solution through an update as soon as possible.
We will keep you informed here about the progress in providing a final solution for this issue. To take advantage of improvements as quickly as possible, we also recommend activating automatic updates for your devices:

Have you encountered any questions or observations that could help us with the error analysis? Please share them with the Nuki Support.