Since upgrading to the latest firmware (1.3.6_RAK b150) the RSSI for all uplink messages is 0 Every still works fine, but I don’t think RSSI=0 is correct.
Sadly I don’t know the previous firmware version anymore Can I find it somewhere in the backup I created before doing the upgrade?
RAK7258 > Channel Plan
RAK7258 > Status > LoRa Packet Logger
RSSI graph in HomeAssistant