RSSI reporting always -99


I’ve got running on a freshly installed Pi Zero W in my bedroom. The idea is that I can use it as part of my “Am I in bed?” sensor.

I have added my phone to the known_static_addresses file, and I have connected to the Pi using the -c option. is reporting my phone’s confidence level accurately, however every single RSSI level reported is -99, even when it close proximity to the device.

I have ammended the following to the behaviour_preferences file, but to no avail:


Struggling to see what my next step could be, any help appreciated.