All efforts to switch on bluetooth are failed. No any traces of bluetooth adapter could be found:
lsusb
produces:
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 004: ID 0bda:58c8 Realtek Semiconductor Corp. Integrated Webcam HD
Bus 001 Device 003: ID 138a:0091 Validity Sensors, Inc. VFS7552 Touch Fingerprint Sensor
Bus 001 Device 002: ID 8087:0a2b Intel Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
dmesg | grep -i bluetooth
shows following:
[ 5.881993] Bluetooth: Core ver 2.22
[ 5.882010] Bluetooth: HCI device and connection manager initialized
[ 5.882014] Bluetooth: HCI socket layer initialized
[ 5.882016] Bluetooth: L2CAP socket layer initialized
[ 5.882019] Bluetooth: SCO socket layer initialized
[ 7.943529] Bluetooth: hci0: command 0xfc05 tx timeout
[ 7.943598] Bluetooth: hci0: Reading Intel version information failed (-110)
[ 11.072476] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 11.072478] Bluetooth: BNEP filters: protocol multicast
[ 11.072481] Bluetooth: BNEP socket layer initialized
Intel 8265 driver installed, but has no effect.
Any guru could help me?