Connect devices that is paired and powered on but for some reason just doesn't want to connect:
$ sudo bluetoothctl
[bluetooth]# paired-devices
Device 28:FC:F6:08:24:30 EVOLVEO G4
Device CB:08:92:3C:8E:A0 M585/M590
[bluetooth]# connect CB:08:92:3C:8E:A0
Attempting to connect to CB:08:92:3C:8E:A0
[CHG] Device CB:08:92:3C:8E:A0 Connected: yes
Connection successful
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