install

sudo apt-get install gnuradio
sudo apt-get install gr-iio
sudo apt-get install libiio-utils

sudo apt install gqrx-sdr

login to pluto as root:

fw_setenv attr_name compatible
fw_setenv attr_val ad9364
reboot

run

start gnuradio companion:

gnuradio-companion

start gqrx (does not work yet)

gqrx