Sören Beye

It's MQTT so you can use it whereever you like. Topics + Payloads are documented here: https://github.com/Hypfer/Cybele/blob/master/docs/devices/MiSmartKettle.md#mqtt The kettle can't be paired. There are BLE-devices which can, but Viomi opted...

I have no idea. Some adapters seem to work okay-ish, others fail completely. The kettle doesn't have a battery or any other energy source. Therefore it is only connectable while...

Is the user a member of the `bluetooth` group?

I was indeed able to reproduce the issue. By pure coincidence, just 3 hours ago(!) there was a new release of the MQTT library used which contains a single bugfix...

Do you really expect the maintainer to debug your network setup?