Bluetooth usb dongle can't find any devices on Manjaro Linux

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My pc has dual os. in Windows, Bluetooth USB dongle is perfectly working but when I boot to Manjaro Linux my Bluetooth USB dongle can not find any devices although Bluetooth is powered on.

Here is the hwinfo --bluetooth output :-

01: USB 00.0: 11500 Bluetooth Device                            
  [Created at usb.122]
  Unique ID: MtLc.nQKjiuCfL84
  Parent ID: k4bc.029GFTetOb3
  SysFS ID: /devices/pci0000:00/0000:00:01.3/0000:03:00.0/usb1/1-6/1-6:1.0
  SysFS BusID: 1-6:1.0
  Hardware Class: bluetooth
  Model: "Cambridge Silicon Radio Bluetooth Dongle (HCI mode)"
  Hotplug: USB
  Vendor: usb 0x0a12 "Cambridge Silicon Radio, Ltd"
  Device: usb 0x0001 "Bluetooth Dongle (HCI mode)"
  Revision: "25.20"
  Driver: "btusb"
  Driver Modules: "btusb"
  Speed: 12 Mbps
  Module Alias: "usb:v0A12p0001d2520dcE0dsc01dp01icE0isc01ip01in00"
  Driver Info #0:
    Driver Status: btusb is active
    Driver Activation Cmd: "modprobe btusb"
  Config Status: cfg=new, avail=yes, need=no, active=unknown
  Attached to: #5 (Hub)

Here is rfkill list all output:-

0: hci0: Bluetooth
	Soft blocked: no
	Hard blocked: no

Here is bluetoothctl output:-

Agent registered

Here is bluetooth status output:-

bluetooth = on