i installed gnome in my pc my mistake so got it reformmatted it to get back it normal but now there is no default controller in it so i m unable to connect my bluetooth headphones can i install it myself or i need to call for expert help. and ya my computer have ubuntu not windows
i have tried some solutions on web but no result and i have no experience in ubuntu also so i do not even know basics but tried few codes they did not help i really need to fix this so someone please help i tried instally bluez and other softwares to but it came out that those were already installed
lsusb
ubuntu@ubuntu-Veriton-Z4694G-D22W1:~$ lsusb
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 004: ID 04ca:009c Lite-On Technology Corp. USB Keyboard
Bus 001 Device 003: ID 0a03:b043 Generic USB Camera
Bus 001 Device 002: ID 0461:4e2a Primax Electronics, Ltd USB Optical Mouse
Bus 001 Device 005: ID 8087:0026 Intel Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
lspci
00:00.0 Host bridge: Intel Corporation Device 4650 (rev 05)
00:02.0 VGA compatible controller: Intel Corporation Device 4692 (rev 0c)
00:14.0 USB controller: Intel Corporation Device 7ae0 (rev 11)
00:14.2 RAM memory: Intel Corporation Device 7aa7 (rev 11)
00:14.3 Network controller: Intel Corporation Device 7af0 (rev 11)
00:15.0 Serial bus controller [0c80]: Intel Corporation Device 7acc (rev 11)
00:15.1 Serial bus controller [0c80]: Intel Corporation Device 7acd (rev 11)
00:15.3 Serial bus controller [0c80]: Intel Corporation Device 7acf (rev 11)
00:16.0 Communication controller: Intel Corporation Device 7ae8 (rev 11)
00:17.0 SATA controller: Intel Corporation Device 7ae2 (rev 11)
00:19.0 Serial bus controller [0c80]: Intel Corporation Device 7afc (rev 11)
00:19.1 Serial bus controller [0c80]: Intel Corporation Device 7afd (rev 11)
00:1c.0 PCI bridge: Intel Corporation Device 7ab8 (rev 11)
00:1c.6 PCI bridge: Intel Corporation Device 7abe (rev 11)
00:1e.0 Communication controller: Intel Corporation Device 7aa8 (rev 11)
00:1e.3 Serial bus controller [0c80]: Intel Corporation Device 7aab (rev 11)
00:1f.0 ISA bridge: Intel Corporation Device 7a86 (rev 11)
00:1f.3 Audio device: Intel Corporation Device 7ad0 (rev 11)
00:1f.4 SMBus: Intel Corporation Device 7aa3 (rev 11)
00:1f.5 Serial bus controller [0c80]: Intel Corporation Device 7aa4 (rev 11)
01:00.0 Non-Volatile memory controller: Device 1dee:5216 (rev 01)
02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 15)
inxi -Eaz Command 'inxi' not found, but can be installed with:
sudo apt install inxi
uname-a
Linux ubuntu-Veriton-Z4694G-D22W1 6.4.0-060400-generic #202306271339 SMP PREEMPT_DYNAMIC Tue Jun 27 14:26:34 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux
rfkill list all
0: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
1: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
$ lspci -nnk | grep 0280 -A3
00:14.3 Network controller [0280]: Intel Corporation Device [8086:7af0] (rev 11)
DeviceName: Onboard - Ethernet
Subsystem: Intel Corporation Device [8086:0244]
Kernel driver in use: iwlwifi
sudo dmesg | grep -i blue
[sudo] password for ubuntu:
[ 3.732300] Bluetooth: Core ver 2.22
[ 3.732320] NET: Registered PF_BLUETOOTH protocol family
[ 3.732321] Bluetooth: HCI device and connection manager initialized
[ 3.732324] Bluetooth: HCI socket layer initialized
[ 3.732326] Bluetooth: L2CAP socket layer initialized
[ 3.732328] Bluetooth: SCO socket layer initialized
[ 3.748856] Bluetooth: hci0: Device revision is 2
[ 3.748859] Bluetooth: hci0: Secure boot is enabled
[ 3.748859] Bluetooth: hci0: OTP lock is enabled
[ 3.748860] Bluetooth: hci0: API lock is enabled
[ 3.748861] Bluetooth: hci0: Debug lock is disabled
[ 3.748861] Bluetooth: hci0: Minimum firmware build 1 week 10 2014
[ 3.748862] Bluetooth: hci0: Bootloader timestamp 2019.40 buildtype 1 build 38
[ 3.750604] Bluetooth: hci0: Failed to load Intel firmware file intel/ibt-1040-1050.sfi (-2)
[ 3.750830] Bluetooth: hci0: Reading supported features failed (-56)
[ 3.750833] Bluetooth: hci0: Error reading debug features
[ 3.751833] Bluetooth: hci0: Failed to read MSFT supported features (-56)
[ 4.150847] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 4.150850] Bluetooth: BNEP filters: protocol multicast
[ 4.150854] Bluetooth: BNEP socket layer initialized
sudo dmesg | grep iwl
[ 3.737041] iwlwifi 0000:00:14.3: enabling device (0000 -> 0002)
[ 3.738635] iwlwifi 0000:00:14.3: Detected crf-id 0x501, cnv-id 0x80401 wfpm id 0x80000030
[ 3.738658] iwlwifi 0000:00:14.3: PCI dev 7af0/0244, rev=0x430, rfid=0x10c000
[ 3.739189] iwlwifi 0000:00:14.3: Direct firmware load for iwlwifi-so-a0-hr-b0-78.ucode failed with error -2
[ 3.739213] iwlwifi 0000:00:14.3: Direct firmware load for iwlwifi-so-a0-hr-b0-77.ucode failed with error -2
[ 3.739234] iwlwifi 0000:00:14.3: Direct firmware load for iwlwifi-so-a0-hr-b0-76.ucode failed with error -2
[ 3.739258] iwlwifi 0000:00:14.3: Direct firmware load for iwlwifi-so-a0-hr-b0-75.ucode failed with error -2
[ 3.739275] iwlwifi 0000:00:14.3: Direct firmware load for iwlwifi-so-a0-hr-b0-74.ucode failed with error -2
[ 3.739383] iwlwifi 0000:00:14.3: Direct firmware load for iwlwifi-so-a0-hr-b0-73.ucode failed with error -2
[ 3.739402] iwlwifi 0000:00:14.3: Direct firmware load for iwlwifi-so-a0-hr-b0-72.ucode failed with error -2
[ 3.749714] iwlwifi 0000:00:14.3: api flags index 2 larger than supported by driver
[ 3.749751] iwlwifi 0000:00:14.3: TLV_FW_FSEQ_VERSION: FSEQ Version: 0.0.2.36
[ 3.750277] iwlwifi 0000:00:14.3: loaded firmware version 71.058653f6.0 so-a0-hr-b0-71.ucode op_mode iwlmvm
[ 3.875420] iwlwifi 0000:00:14.3: Detected Intel(R) Wi-Fi 6 AX101, REV=0x430
[ 3.983130] iwlwifi 0000:00:14.3: WFPM_UMAC_PD_NOTIFICATION: 0x1f
[ 3.983173] iwlwifi 0000:00:14.3: WFPM_LMAC2_PD_NOTIFICATION: 0x1f
[ 3.983184] iwlwifi 0000:00:14.3: WFPM_AUTH_KEY_0: 0x90
[ 3.983195] iwlwifi 0000:00:14.3: CNVI_SCU_SEQ_DATA_DW9: 0x10
[ 3.983232] iwlwifi 0000:00:14.3: Detected RF HR1 B3, rfid=0x10c000
[ 4.024762] iwlwifi 0000:00:14.3: base HW address: e4:60:17:9a:8a:80
[ 4.043349] iwlwifi 0000:00:14.3 wlo1: renamed from wlan0
[ 4.561841] iwlwifi 0000:00:14.3: WFPM_UMAC_PD_NOTIFICATION: 0x1f
[ 4.561850] iwlwifi 0000:00:14.3: WFPM_LMAC2_PD_NOTIFICATION: 0x1f
[ 4.561858] iwlwifi 0000:00:14.3: WFPM_AUTH_KEY_0: 0x90
[ 4.561866] iwlwifi 0000:00:14.3: CNVI_SCU_SEQ_DATA_DW9: 0x10
[ 4.607021] iwlwifi 0000:00:14.3: Registered PHC clock: iwlwifi-PTP, with index: 0
[19077.769426] iwlwifi 0000:00:14.3: WFPM_UMAC_PD_NOTIFICATION: 0x1f
[19077.769436] iwlwifi 0000:00:14.3: WFPM_LMAC2_PD_NOTIFICATION: 0x1f
[19077.769444] iwlwifi 0000:00:14.3: WFPM_AUTH_KEY_0: 0x90
[19077.769453] iwlwifi 0000:00:14.3: CNVI_SCU_SEQ_DATA_DW9: 0x10
ls -lsh /usr/lib/firmware/intel/ibt*
4.0K -rw-r--r-- 1 root root 13 Apr 21 2023 /usr/lib/firmware/intel/ibt-0040-0041.ddc
716K -rw-r--r-- 1 root root 715K Apr 21 2023 /usr/lib/firmware/intel/ibt-0040-0041.sfi
4.0K -rw-r--r-- 1 root root 9 Apr 21 2023 /usr/lib/firmware/intel/ibt-0040-1020.ddc
716K -rw-r--r-- 1 root root 715K Apr 21 2023 /usr/lib/firmware/intel/ibt-0040-1020.sfi
4.0K -rw-r--r-- 1 root root 9 Apr 21 2023 /usr/lib/firmware/intel/ibt-0040-2120.ddc
716K -rw-r--r-- 1 root root 715K Apr 21 2023 /usr/lib/firmware/intel/ibt-0040-2120.sfi
4.0K -rw-r--r-- 1 root root 9 Apr 21 2023 /usr/lib/firmware/intel/ibt-0040-4150.ddc
716K -rw-r--r-- 1 root root 715K Apr 21 2023 /usr/lib/firmware/intel/ibt-0040-4150.sfi
4.0K -rw-r--r-- 1 root root 9 Apr 21 2023 /usr/lib/firmware/intel/ibt-0041-0041.ddc
616K -rw-r--r-- 1 root root 614K Apr 21 2023 /usr/lib/firmware/intel/ibt-0041-0041.sfi
4.0K -rw-r--r-- 1 root root 9 Apr 21 2023 /usr/lib/firmware/intel/ibt-1040-0041.ddc
716K -rw-r--r-- 1 root root 715K Apr 21 2023 /usr/lib/firmware/intel/ibt-1040-0041.sfi
4.0K -rw-r--r-- 1 root root 9 Apr 21 2023 /usr/lib/firmware/intel/ibt-1040-1020.ddc
716K -rw-r--r-- 1 root root 715K Apr 21 2023 /usr/lib/firmware/intel/ibt-1040-1020.sfi
4.0K -rw-r--r-- 1 root root 9 Apr 21 2023 /usr/lib/firmware/intel/ibt-1040-2120.ddc
716K -rw-r--r-- 1 root root 715K Apr 21 2023 /usr/lib/firmware/intel/ibt-1040-2120.sfi
4.0K -rw-r--r-- 1 root root 9 Apr 21 2023 /usr/lib/firmware/intel/ibt-1040-4150.ddc
716K -rw-r--r-- 1 root root 715K Apr 21 2023 /usr/lib/firmware/intel/ibt-1040-4150.sfi
4.0K -rw-r--r-- 1 root root 18 Apr 21 2023 /usr/lib/firmware/intel/ibt-11-5.ddc
576K -rw-r--r-- 1 root root 575K Apr 21 2023 /usr/lib/firmware/intel/ibt-11-5.sfi
4.0K -rw-r--r-- 1 root root 14 Apr 21 2023 /usr/lib/firmware/intel/ibt-12-16.ddc
576K -rw-r--r-- 1 root root 573K Apr 21 2023 /usr/lib/firmware/intel/ibt-12-16.sfi
4.0K -rw-r--r-- 1 root root 14 Apr 21 2023 /usr/lib/firmware/intel/ibt-17-0-1.ddc
612K -rw-r--r-- 1 root root 611K Apr 21 2023 /usr/lib/firmware/intel/ibt-17-0-1.sfi
4.0K -rw-r--r-- 1 root root 14 Apr 21 2023 /usr/lib/firmware/intel/ibt-17-16-1.ddc
652K -rw-r--r-- 1 root root 649K Apr 21 2023 /usr/lib/firmware/intel/ibt-17-16-1.sfi
4.0K -rw-r--r-- 1 root root 14 Apr 21 2023 /usr/lib/firmware/intel/ibt-17-1.ddc
612K -rw-r--r-- 1 root root 611K Apr 21 2023 /usr/lib/firmware/intel/ibt-17-1.sfi
4.0K -rw-r--r-- 1 root root 14 Apr 21 2023 /usr/lib/firmware/intel/ibt-17-2.ddc
652K -rw-r--r-- 1 root root 649K Apr 21 2023 /usr/lib/firmware/intel/ibt-17-2.sfi
4.0K -rw-r--r-- 1 root root 14 Apr 21 2023 /usr/lib/firmware/intel/ibt-18-0-1.ddc
612K -rw-r--r-- 1 root root 611K Apr 21 2023 /usr/lib/firmware/intel/ibt-18-0-1.sfi
4.0K -rw-r--r-- 1 root root 14 Apr 21 2023 /usr/lib/firmware/intel/ibt-18-16-1.ddc
652K -rw-r--r-- 1 root root 649K Apr 21 2023 /usr/lib/firmware/intel/ibt-18-16-1.sfi
4.0K -rw-r--r-- 1 root root 14 Apr 21 2023 /usr/lib/firmware/intel/ibt-18-1.ddc
612K -rw-r--r-- 1 root root 611K Apr 21 2023 /usr/lib/firmware/intel/ibt-18-1.sfi
4.0K -rw-r--r-- 1 root root 14 Apr 21 2023 /usr/lib/firmware/intel/ibt-18-2.ddc
652K -rw-r--r-- 1 root root 649K Apr 21 2023 /usr/lib/firmware/intel/ibt-18-2.sfi
4.0K -rw-r--r-- 1 root root 9 Apr 21 2023 /usr/lib/firmware/intel/ibt-19-0-0.ddc
740K -rw-r--r-- 1 root root 740K Apr 21 2023 /usr/lib/firmware/intel/ibt-19-0-0.sfi
4.0K -rw-r--r-- 1 root root 9 Apr 21 2023 /usr/lib/firmware/intel/ibt-19-0-1.ddc
740K -rw-r--r-- 1 root root 740K Apr 21 2023 /usr/lib/firmware/intel/ibt-19-0-1.sfi
4.0K -rw-r--r-- 1 root root 9 Apr 21 2023 /usr/lib/firmware/intel/ibt-19-0-4.ddc
740K -rw-r--r-- 1 root root 740K Apr 21 2023 /usr/lib/firmware/intel/ibt-19-0-4.sfi
4.0K -rw-r--r-- 1 root root 9 Apr 21 2023 /usr/lib/firmware/intel/ibt-19-16-4.ddc
740K -rw-r--r-- 1 root root 740K Apr 21 2023 /usr/lib/firmware/intel/ibt-19-16-4.sfi
4.0K -rw-r--r-- 1 root root 9 Apr 21 2023 /usr/lib/firmware/intel/ibt-19-240-1.ddc
740K -rw-r--r-- 1 root root 740K Apr 21 2023 /usr/lib/firmware/intel/ibt-19-240-1.sfi
4.0K -rw-r--r-- 1 root root 9 Apr 21 2023 /usr/lib/firmware/intel/ibt-19-240-4.ddc
740K -rw-r--r-- 1 root root 740K Apr 21 2023 /usr/lib/firmware/intel/ibt-19-240-4.sfi
4.0K -rw-r--r-- 1 root root 9 Apr 21 2023 /usr/lib/firmware/intel/ibt-19-32-0.ddc
740K -rw-r--r-- 1 root root 740K Apr 21 2023 /usr/lib/firmware/intel/ibt-19-32-0.sfi
4.0K -rw-r--r-- 1 root root 9 Apr 21 2023 /usr/lib/firmware/intel/ibt-19-32-1.ddc
740K -rw-r--r-- 1 root root 740K Apr 21 2023 /usr/lib/firmware/intel/ibt-19-32-1.sfi
4.0K -rw-r--r-- 1 root root 9 Apr 21 2023 /usr/lib/firmware/intel/ibt-19-32-4.ddc
740K -rw-r--r-- 1 root root 740K Apr 21 2023 /usr/lib/firmware/intel/ibt-19-32-4.sfi
4.0K -rw-r--r-- 1 root root 9 Apr 21 2023 /usr/lib/firmware/intel/ibt-20-0-3.ddc
740K -rw-r--r-- 1 root root 740K Apr 21 2023 /usr/lib/firmware/intel/ibt-20-0-3.sfi
4.0K -rw-r--r-- 1 root root 9 Apr 21 2023 /usr/lib/firmware/intel/ibt-20-1-3.ddc
740K -rw-r--r-- 1 root root 740K Apr 21 2023 /usr/lib/firmware/intel/ibt-20-1-3.sfi
4.0K -rw-r--r-- 1 root root 9 Apr 21 2023 /usr/lib/firmware/intel/ibt-20-1-4.ddc
740K -rw-r--r-- 1 root root 740K Apr 21 2023 /usr/lib/firmware/intel/ibt-20-1-4.sfi
24K -rw-r--r-- 1 root root 22K Apr 21 2023 /usr/lib/firmware/intel/ibt-hw-37.7.10-fw-1.0.1.2d.d.bseq
28K -rw-r--r-- 1 root root 26K Apr 21 2023 /usr/lib/firmware/intel/ibt-hw-37.7.10-fw-1.0.2.3.d.bseq
24K -rw-r--r-- 1 root root 23K Apr 21 2023 /usr/lib/firmware/intel/ibt-hw-37.7.10-fw-1.80.1.2d.d.bseq
28K -rw-r--r-- 1 root root 26K Apr 21 2023 /usr/lib/firmware/intel/ibt-hw-37.7.10-fw-1.80.2.3.d.bseq
4.0K -rw-r--r-- 1 root root 96 Apr 21 2023 /usr/lib/firmware/intel/ibt-hw-37.7.bseq
32K -rw-r--r-- 1 root root 31K Apr 21 2023 /usr/lib/firmware/intel/ibt-hw-37.8.10-fw-1.10.2.27.d.bseq
40K -rw-r--r-- 1 root root 39K Apr 21 2023 /usr/lib/firmware/intel/ibt-hw-37.8.10-fw-1.10.3.11.e.bseq
48K -rw-r--r-- 1 root root 48K Apr 21 2023 /usr/lib/firmware/intel/ibt-hw-37.8.10-fw-22.50.19.14.f.bseq
4.0K -rw-r--r-- 1 root root 96 Apr 21 2023 /usr/lib/firmware/intel/ibt-hw-37.8.bseq
sudo lshw -class network
-network
description: Wireless interface
product: Intel Corporation
vendor: Intel Corporation
physical id: 14.3
bus info: pci@0000:00:14.3
logical name: wlo1
version: 11
serial: e4:60:17:9a:8a:80
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=iwlwifi driverversion=6.4.0-060400-generic firmware=71.058653f6.0 so-a0-hr-b0-71.uc ip=192.168.0.104 latency=0 link=yes multicast=yes wireless=IEEE 802.11
resources: iomemory:600-5ff irq:18 memory:6001114000-6001117fff
-network
description: Ethernet interface
product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:02:00.0
logical name: enp2s0
version: 15
serial: 00:e0:4c:07:fb:6c
capacity: 1Gbit/s
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=6.4.0-060400-generic firmware=rtl8168h-2_0.0.2 02/26/15 latency=0 link=no multicast=yes port=twisted pair
resources: irq:18 ioport:3000(size=256) memory:4f804000-4f804fff memory:4f800000-4f803fff
