Connected: no on previously registered device

gistfile1.txt

pi@hms1110:~ $ bluetoothctl 
Agent registered
[bluetooth]# help
Menu main:
Available commands:
-------------------
advertise                                         Advertise Options Submenu
scan                                              Scan Options Submenu
gatt                                              Generic Attribute Submenu
list                                              List available controllers
show [ctrl]                                       Controller information
select <ctrl>                                     Select default controller
devices                                           List available devices
paired-devices                                    List paired devices
system-alias <name>                               Set controller alias
reset-alias                                       Reset controller alias
power <on/off>                                    Set controller power
pairable <on/off>                                 Set controller pairable mode
discoverable <on/off>                             Set controller discoverable mode
agent <on/off/capability>                         Enable/disable agent with given capability
default-agent                                     Set agent as the default one
advertise <on/off/type>                           Enable/disable advertising with given type
set-alias <alias>                                 Set device alias
scan <on/off>                                     Scan for devices
info [dev]                                        Device information
pair [dev]                                        Pair with device
trust [dev]                                       Trust device
untrust [dev]                                     Untrust device
block [dev]                                       Block device
unblock [dev]                                     Unblock device
remove <dev>                                      Remove device
connect <dev>                                     Connect device
disconnect [dev]                                  Disconnect device
menu <name>                                       Select submenu
version                                           Display version
quit                                              Quit program
exit                                              Quit program
help                                              Display help about this program
export                                            Print evironment variables
[bluetooth]# devices
Device 08:60:6E:2F:CE:C4 Nexus 7
Device 50:8F:4C:D7:22:8C Redmi 4X
[CHG] Device 50:8F:4C:D7:22:8C Connected: yes
[CHG] Device 50:8F:4C:D7:22:8C Connected: no
[bluetooth]# remove 50:8F:4C:D7:22:8C
[DEL] Device 50:8F:4C:D7:22:8C Redmi 4X
Device has been removed
[NEW] Device 50:8F:4C:D7:22:8C Redmi 4X
[CHG] Device 50:8F:4C:D7:22:8C Modalias: bluetooth:v00E0p1200d1436
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 00001105-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 0000110a-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 0000110c-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 0000110e-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 00001112-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 00001115-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 00001116-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 0000111f-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 0000112d-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 0000112f-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 00001132-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 00001200-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 00001800-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 00001801-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C ServicesResolved: yes
[CHG] Device 50:8F:4C:D7:22:8C Paired: yes
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 00001105-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 0000110a-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 0000110c-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 0000110d-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 0000110e-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 00001112-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 00001115-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 00001116-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 0000111f-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 0000112d-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 0000112f-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 00001132-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 00001200-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 00001800-0000-1000-8000-00805f9b34fb
[CHG] Device 50:8F:4C:D7:22:8C UUIDs: 00001801-0000-1000-8000-00805f9b34fb
[CHG] Controller B8:27:EB:95:9B:A2 Discoverable: no
[Redmi 4X]#