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LENOVO E440 MISSING DRIVER FOR BLUETOOTH PERIPHERAL DEVICE HOW TO
It seems I have to clone, compile and install the required Bluetooth driver, please guide me which Bluetooth driver to use and how to install (with steps if possible). Bluetooth: hci0: HCI_OP_READ_LOCAL_VERSION failed (-110) Bluetooth: BNEP socket layer initialized Bluetooth: BNEP filters: protocol multicast Bluetooth: BNEP (Ethernet Emulation) ver 1.3 Bluetooth: hci0: command 0x1001 tx timeout thinkpad_acpi: rfkill switch tpacpi_bluetooth_sw: radio is blocked Bluetooth: L2CAP socket layer initialized Bluetooth: HCI device and connection manager initialized RTW: rtl8821c_fw_dl Download Firmware from array success psmouse serio2: trackpoint: Elan TrackPoint firmware: 0x10, buttons: 3/3 Finished loading DMC firmware i915/kbl_dmc_ver1_01.bin (v1.1) SD/MMC Card Reader Controller (rev lsusbīus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hubīus 001 Device 004: ID 06cb:00a2 Synaptics, Inc.īus 001 Device 003: ID 13d3:56a6 IMC Networksīus 001 Device 002: ID 0bda:c024 Realtek Semiconductor Corp.īus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hubĭmesg | egrep -i 'blue|firm' Spectre V2 : Enabling Restricted Speculation for firmware calls Subsystem: Lenovo RTL8821CE 802.11ac PCIe Wireless Network Adapter Ġ6:00.0 SD Host controller : O2 Micro, Inc. RTL8821CE 802.11ac PCIe Wireless Network Adapter Subsystem: Lenovo RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller Ġ5:00.0 Network controller : Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 10) Lspci -nnk | grep -iA3 net 03:00.0 Ethernet controller : Realtek Semiconductor Co., Ltd. I followed this link, but am unable to solve the issue. I have recently purchased a Lenovo Thinkpad E480 laptop, I have installed Ubuntu 18.04 on it, everything is working fine except its not able to switch on the Bluetooth.