Finally!
Wifi 6 + Working Bluetooth BT 5.2 Hell Yeah!
A8 Module Bluetooth:
sudo su
nano /etc/modprobe.d/blacklist.conf
then add these lines somewhere (at the bottom of the file is fine):
blacklist pgdrv
blacklist btusb
blacklist btrtl
blacklist btbcm
blacklist btintel
Then press Ctrl+X, then Y.
sudo apt install bluez
or bluetooth – not needed to install since latest armbian version
systemctl status bluetooth
CTRL+ C
systemctl start bluetooth
Then reboot
.