bluetoooth manjaro xfce

 installa i seguenti pacchetti

solaar bluez-utils

$ bluetoothctl

Agent registered
[CHG] Controller 18:1D:EA:14:68:6E Pairable: yes
[CHG] Device DC:2C:26:D3:81:63 Connected: yes
[CHG] Device DC:2C:26:D3:81:63 Connected: no
[CHG] Device DC:2C:26:D3:81:63 Connected: yes
[CHG] Device DC:2C:26:D3:81:63 Connected: no
[bluetooth]#

[bluetooth]# agent on
Agent is already registered
[bluetooth]# default-agent
Default agent request successful
[bluetooth]# scan on
Discovery started
[CHG] Controller 18:1D:EA:14:68:6E Discovering: yes

... several devices discovered, including the keyboard ...

[bluetooth]# pair DC:2C:26:D3:81:63
Attempting to pair with DC:2C:26:D3:81:63
[CHG] Device DC:2C:26:D3:81:63 Connected: yes
[agent] PIN code: 215955
Failed to pair: org.bluez.Error.AuthenticationCanceled



riferimento post sul forum manjaro.org
https://forum.manjaro.org/t/cannot-connect-bluetooth-keyboard/23881