![]() Unknown device means a device cannot be recognized by Windows 10, show it renamed as an unknown device in device manager. In short, this unknown device Windows 10 issue comes up due to mainly two aspects, the one is that Windows 10 can’t detect the hardware, not to mention to find the driver for the device, and the other one lies in that the device driver is incompatible with Windows 10. Make -C /lib/modules/$(uname -r)/build M=$PWD cleanĮDIT: Since it appears there might be an issue with xhci echo "blacklist btusb | sudo tee /etc/modprobe./btusb.How to Fix Unknown Device Problem on Windows 10? Unknown Device Issue Overview:Īs long as there is a device not working on Windows 10, not recognized or incompatible, you may notice this device displays as unknown device with a yellow exclamation in Windows 10 Device Manager.įor instance, after you plugged in the USB device, your USB mouse or keyboard doesn’t work at all and when you check it in Device Manager, there are one or more unknown devices showing under Other devices branch in Device Manager. If you do updates and your bluetooth quits working again after a reboot, you may have updated the kernel, then do the following cd ~/bluetooth You might have to reboot and it should work for the current kernel. Sudo cp btusb.ko /lib/modules/$(uname -r)/kernel/drivers/bluetooth/ Make -C /lib/modules/$(uname -r)/build M=$PWD modules Sudo apt-get install linux-headers-generic build-essentialĬp /usr/src/linux-headers-$(uname -r)/Module.symvers Module.symvers Your device isn't supported yet in the Ubuntu kernel, but that isn't a problem wget RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 10)Ġ3:00.0 Network controller: Broadcom Corporation BCM43142 802.11b/g/n (rev 01)Ġ4:00.0 3D controller: NVIDIA Corporation GM108M (rev a2) Rfkill list shows this: 0: asus-wlan: Wireless LANĪnd here is the lpsci result: 00:00.0 Host bridge: Intel Corporation Haswell-ULT DRAM Controller (rev 0b)Ġ0:02.0 VGA compatible controller: Intel Corporation Haswell-ULT Integrated Graphics Controller (rev 0b)Ġ0:03.0 Audio device: Intel Corporation Haswell-ULT HD Audio Controller (rev 0b)Ġ0:04.0 Signal processing controller: Intel Corporation Device 0a03 (rev 0b)Ġ0:14.0 USB controller: Intel Corporation 8 Series USB xHCI HC (rev 04)Ġ0:16.0 Communication controller: Intel Corporation 8 Series HECI #0 (rev 04)Ġ0:1b.0 Audio device: Intel Corporation 8 Series HD Audio Controller (rev 04)Ġ0:1c.0 PCI bridge: Intel Corporation 8 Series PCI Express Root Port 1 (rev e4)Ġ0:1c.2 PCI bridge: Intel Corporation 8 Series PCI Express Root Port 3 (rev e4)Ġ0:1c.3 PCI bridge: Intel Corporation 8 Series PCI Express Root Port 4 (rev e4)Ġ0:1c.4 PCI bridge: Intel Corporation 8 Series PCI Express Root Port 5 (rev e4)Ġ0:1d.0 USB controller: Intel Corporation 8 Series USB EHCI #1 (rev 04)Ġ0:1f.0 ISA bridge: Intel Corporation 8 Series LPC Controller (rev 04)Ġ0:1f.2 SATA controller: Intel Corporation 8 Series SATA Controller 1 (rev 04)Ġ0:1f.3 SMBus: Intel Corporation 8 Series SMBus Controller (rev 04)Ġ0:1f.6 Signal processing controller: Intel Corporation 8 Series Thermal (rev 04)Ġ2:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. Bluetooth: BNEP socket layer initialized Bluetooth: BNEP filters: protocol multicast ![]() Bluetooth: BNEP (Ethernet Emulation) ver 1.3 Bluetooth: RFCOMM socket layer initialized Bluetooth: L2CAP socket layer initialized Bluetooth: HCI device and connection manager initialized dmesg | grep -i blue outputs this Bluetooth: Core ver 2.19 Lsusb | grep Bluetooth doesn't show an output. RTS5129 Card Reader Controllerīus 002 Device 006: ID 04ca:2006 Lite-On Technology Corp.īus 002 Device 003: ID 0bda:57b5 Realtek Semiconductor Corp.īus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Here is the result from lsusb Bus 001 Device 002: ID 8087:8000 Intel Corp.īus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hubīus 003 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hubīus 002 Device 005: ID 0bda:0129 Realtek Semiconductor Corp. I've istalled blueman and still my bluetooth doesn't work. On Windows it works fine, but on Ubuntu 14.10 it doesn't. I need help with my notebook Asus X555LN, the bluetooth adapter doesn't seem to exist to Ubuntu. ![]()
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