Questions tagged [bluez]

Questions related to BlueZ, the official Linux Bluetooth protocol stack.

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Bluetooth connection issue

I have a problem with my Bluetooth connection When I connect my earbuds (Soundcore life p3) it connects normally and detected as Headset, but it doesn't appear in the sound settings until I ...
Ayman's user avatar
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15 views

Fail to connect Bluetooth LE keyboard with bluetoothctl

I am running Ubuntu 20.04 on a Lenovo Thinkpad X1 Tablet gen 2. I recently bought a Lenovo Trackpoint Keyboard II which uses Bluetooth LE. Using a Stack Exchange post, I was able to get the ...
brett stevens's user avatar
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2 answers
75 views

How do I listen for bluetooth events using Dbus?

I'm developing a bluetooth applet for cinnamon and I want to have a way to toggle the bluetooth and do other basics like pairing, connect/disconnect etc I've tried exploring the dbus protocol bluez ...
samawaat's user avatar
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43 views

Bluez: cannot find Bluetooth device after failed pairing

I am developing a simple app in python that uses bluez and dbus. The app should pair with a Bluetooth device - a raspberry Pi. I failed at pairing once, and now not only am I not able to reproduce the ...
user7216373's user avatar
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DBus Setup Fails, Connection Cannot Own The Service "org.bluez"

I want to use bluetooth, but it's not working. I've traced the problem to the result of bluetoothd: D-Bus setup failed: Connection ":1.88" is not allowed to own the service "org.bluez&...
fenris's user avatar
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21 views

Bluetooth latency too high

Bluetooth latency too is high. I have 3 bluetooth devices connected. When 2 is connected, its working fine but not with 3 devices. Laptop: Asus ROG Devices: MX Master 3, MX Keys & JBL Home Theater....
Krishna Torque's user avatar
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1 answer
221 views

Bluetooth Device not detected in ubuntu 23.04

I recently updated to ubuntu 23.04 but unfortunately the bluetooth is not working properly. It only shows a few devices as listed. For example I can see and connect with my android phone but I cannot ...
Bimaphys's user avatar
1 vote
0 answers
70 views

How can I change Bluetooth buffer size?

I have installed Ubuntu 23.04. There is a Bluetooth issue in this version that causes the audio streamed from my phone to my Linux desktop to be very laggy (There was not such a problem in the 22.04 ...
Ali Safapour's user avatar
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76 views

Ubuntu 20.04 Major problem with bluetooth

I am super new to using Ubuntu and I do not know much about it, but in the last few days I am experiencing a major problem with Bluetooth as the command does not work at all, I tried to start it from ...
Pietro Dalmazzo's user avatar
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22 views

Bluetooth is connected to the Headset but Sound output is through the speakers

I am new user of ubuntu, I was trying to manually reinstall bluetooth services as headset sound used to stop for 2-3 second every 10-20 min; I used the following command $ sudo apt-get purge blueman ...
Atharv Bhujbal's user avatar
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i have a problem with my bluetooth on ubuntu 22.04 not searching

My laptop Dell Latitude e5400 is not searching Bluetooth devices and yet it shows it has in built Bluetooth module. I updated Blueman and Bluez but it still shows connection to Bluez failed. I will be ...
simon's user avatar
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1 answer
714 views

Bluetooth devices not connecting and error messages in 22.04.1

My bluetooth connections are very sporadic and I often get different error messages in blueman while trying to connect to paired devices. One of them is 'Connection Failed: Input/output error' and ...
osilverstone96's user avatar
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1 answer
418 views

org.bluez.Error.ConnectionAttemptFailed - Bluetooth Earbud Pairing Fail

I am trying to pair my JBL earbuds to my pc on Ubuntu 20.04 LTS. I have got 3 exactly same pc, these 3 are exactly same model same brand. When i try to connect my earbud to these two pc, there is no ...
Maynafiesta's user avatar
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249 views

RuntimeError: set scan parameters failed (are you root?)

I am trying to scan Bluetooth Low Energy devices around me. I have written a python script for it. File Name: sample.py * from gattlib import DiscoveryService service = DiscoveryService("hci0&...
Rahul Kumar's user avatar
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134 views

Bluetooth connection issue in Ubuntu 22.04

When I try connecting to the bluetooth device I get the following log via journalctl -f command in my terminal. I do not know if it is the issue with the driver or installation process.
proamar's user avatar
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524 views

Bluetooth switch not working on Ubuntu 22.04

Installed brand new Ubuntu 22.04 on my Asus machine and Bluetooth switch toggle is not working. Output of sudo systemctl status bluetooth.service: Output of rfkill list: Screenshot of Bluetooth ...
Marko Lojanica's user avatar
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bluetooth issue i7 3rd gen ubuntu 20.04lts

alpharays@alpharays-pc:~$ sudo systemctl enable bluetooth.service Synchronizing state of bluetooth.service with SysV service script with /lib/systemd/systemd-sysv-install. Executing: /lib/systemd/...
alpharays sss's user avatar
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0 answers
66 views

Bluetooth won't connect to my Sonundcore Q30

I'm using Ubuntu 22.04.1 LTS I'm trying to connect a pair of headphones of mine Soundcore Q30 by Anker. Albeit when I try to connect to it the name changes to BES_BLE and the connection fails. My ...
apetrai's user avatar
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5 votes
4 answers
2k views

Soundcore Q30 Headphones won't pair

My problem is fairly simple. I have a pair of Q30 headphones that I'm trying to pair to my desktop. I have a bluetooth 5.2 bluetooth card which I believe (but don't truly know) is backwards-compatible ...
Random_User's user avatar
2 votes
0 answers
232 views

bluetooth headphones disconnect and reconnect every 30 mins on ubuntu 22.04 when upgraded from 20.04

My Bluetooth headphones keep disconnecting and reconnecting every 20-30 minutes. It has been quite annoying, I've tried to search for solutions, but sadly none of them seems to work, I'm new to Linux ...
Aditya Chandra's user avatar
2 votes
1 answer
2k views

Bluez daemon is not running

Sorry to ask this question again, I have browsed all the similar posts and tried a few of the suggestions without any luck. When I try to connect to the Bluetooth manager I get this result. Details ...
andrewr's user avatar
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194 views

Ubuntu (20.04LTS) update breaks Bluetooth connection

I'm working with PyBluez, and after the recent Ubuntu update, I could not establish (low-energy) connection between my Bluetooth adapters anymore. Here is the update log: Start-Date: 2022-07-06 15:28:...
Marko Milardić's user avatar
1 vote
0 answers
204 views

Device BLE connects and disconnects instantly intel NUC 11, ubuntu 20

context: I'm trying to connect a blood pressure monitor via BLE on my intel NUC 11. I have another pc, dell xps 15 where I can connect without problem (using the script below). config (my two pcs have ...
SollierMathieu's user avatar
4 votes
2 answers
2k views

Bluetooth not working on Ubuntu 20.04 even after showing active in systemctl

Hello Ubuntu community! A newbie Ubuntu user here, and this is officially my first post in StackExchange. As the title mentioned, Bluetooth is not working and through Settings, I cannot enable it. It ...
Lincoln's user avatar
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155 views

bluetooth not working

I have an ongoing problem with Bluetooth on Ubuntu 20.04 The Bluetooth is on, though the system shows that is off (see the image). I reinstalled all bluez drivers, restarted Bluetooth services, ...
piernik's user avatar
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24 views

unable to install blueman on ubuntu 20.04 while bluetooth not working [duplicate]

after installation of ubuntu 20.04 on my old asus (x550vb) laptop my bluetooth is not working. I have dualboot with windows and bluetooth is working fine there. What I found that bluetooth package ...
Martin Reguly's user avatar
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0 answers
358 views

Upgrading BlueZ failes with: Install GLib >= 2.28 is required

I'm trying to connect my Keychron K3 keyboard with my PC via bluetooth, but the keyboard is not listed. So I've tried it on my office laptop there it works. Both devices running Ubuntu 21.10 with ...
c0deltin's user avatar
0 votes
1 answer
317 views

Bluetooth disappears when I suspend the pc or close the lid

My bluetooth disappears when I suspend the pc. I heard it's a pretty common problem. On all questions on this website, the answer was always to upgrade bluez because the version 5.28 was buggy. On my ...
Gerardo Zinno's user avatar
0 votes
1 answer
605 views

BlueZ gives 'Missing CAP_NET_ADMIN permission' error

I need to identify the source of problem. The error message is: qt.bluetooth.bluez: Missing CAP_NET_ADMIN permission. Cannot determine whether a found address is of random or public type. qt.bluetooth....
Jan Hus's user avatar
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1 vote
0 answers
46 views

Bluetooth stopped connecting

I was using my wireless earbuds on Ubuntu (20.04) without any problems for a month, but yesterday they got disconnected abruptly and nothing won't connect to the bluetooth. In regular bluetooth ...
Sepfins's user avatar
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1 vote
2 answers
1k views

blueman-manager not starting

Bluetooth was not working on my Ubuntu 20.04. So after reading some other answers on this forum and installing some packages, when I run blueman-manager it doesn't start and gives the this error. The ...
Dev's user avatar
  • 31
0 votes
2 answers
744 views

Marley Exodus ANC Bluetooth headphone won't pair in 21.04

I just bought a new Bluetooth headphone, the Marley Exodus ANC, but it won't pair with my PC (Intel NUC) in Ubuntu 21.04. When trying to connect from GNOME settings, it attempts to pair but it just ...
Serrano Pereira's user avatar
2 votes
0 answers
262 views

AirPods Pro stuttering and glitches audio on Ubuntu 20.04.2

As the title says. My hardware is DELL XPS 13 9380 lspci -knn | grep Net -A2 02:00.0 Network controller [0280]: Qualcomm Atheros QCA6174 802.11ac Wireless Network Adapter [168c:003e] (rev 32) ...
ver.i's user avatar
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0 votes
0 answers
1k views

Command line interface to BLE (UART)

I've been able to use an Arduino Nano 33 BLE and create a UART connection to the unit with an iPhone (using Bluefruit Connect). I can send and receive messages; this is great. Relatively simple ...
asylumax's user avatar
  • 191
1 vote
1 answer
2k views

Device Bluetooth 9460/9560 don't connect JBL TUNE500BT Headset on Ubuntu 20.04

I've been trying to make my JBL TUNE500BT Headset work on Ubuntu 20.04, installed on Dell Vostro 5490, for two weeks, without success. When connecting the Headset, the service even finds the device, ...
Pereira's user avatar
  • 111
1 vote
0 answers
588 views

Bluetooth Earbuds Issue on Ubuntu

I have a pair of earbuds that r not working with my ubuntu setup. The earbuds work fine on mobile devices (android/ios) and Windows machines. Ever since I shifted to Linux they stopped working. I ...
Zeeshan Saeed's user avatar
0 votes
1 answer
451 views

Bluetooth does not work since installing Lubuntu 20.04 LTS

After a clean install of Lubuntu 20.04 I am unable to get Bluetooth to work. I have tried repair posted by Nam Nguyen answered May 11 '20 at 2:59 Ubuntu 20.04 bluetooth not working. His post relates ...
Marty's user avatar
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2 votes
0 answers
1k views

Bluetooth Connection failed: Software caused connection abort

I got a new laptop and installed ubuntu 20.04 as I had on my previous laptop. Everything went smoothly and I could connect my Airpods. One morning I just couldn't and I've got this error since. I've ...
Bardie Høgh Joensen's user avatar
1 vote
1 answer
1k views

Bluetooth error in Ubuntu 20.04

Hello I am trying to make my adapter discoverable but it displays me this:- after bluetoothctl [bluetooth]# scan on [bluetooth]# discoverable on Changing discoverable on succeeded [bluetooth]# scan on ...
Piyush Mhatre's user avatar
1 vote
0 answers
661 views

Virtual machine BLE support for Linux guest

I am using latest Ubuntu image as a guest on a Windows host. I want to use hcitool for ble the output is as follows: sudo hcitool lescan Set scan parameters failed: Input/output error Although I'm ...
Altamash Abdul Rahim's user avatar
0 votes
1 answer
462 views

How can I get bluetooth working again in 20.04.1 and connect a ps3 controller via usb?

My bluetooth stopped working in 20.04.1 after running a bunch of commands trying to connect a ps3 controller last night Here's the list of commands I ran from cat ~/.bash_history: sudo apt-get install ...
Hopper Kremer's user avatar
3 votes
1 answer
4k views

Bluetooth service fails and freezes after some time in Ubuntu 18.04

Recently bluetooth is giving a lot of problems in 18.04.5 LTS (I have the latest update), specially when I awake the laptop (I have no TLP installed). I updated bluez and nothing changed. Bluetooth ...
João Pimentel Ferreira's user avatar
1 vote
0 answers
303 views

Ubuntu 18.04 can't pair bluetooth devices

I just got my new linux computer today, and everything is working fine excepts the bluetooth. I can find bluetooth devices, but when I try to pair a device nothing happens. And when I checked the ...
zarex360's user avatar
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1 vote
0 answers
76 views

Bluetooth headphone crashes(freezes) my laptop screen

When i listen to songs or videos via my bluetooth headphones, it works fine for sometimes but after a while sound starts lagging and then my screen freezes and then needed to hard reboot. This happens ...
Brijesh VP's user avatar
1 vote
0 answers
344 views

Bluetooth not working on Linux Ubutu 18.04

I use Lenovo-ideapad-100-15IBY and Bluetooth not work on it. I tried everything. dmesg | grep -i blue [ 5.461174] usb 2-4: Product: Bluetooth Radio [ 37.717441] Bluetooth: Core ver 2.22 [ 37....
Milan Hadžić's user avatar
0 votes
1 answer
3k views

How to switch my phone to Headset Audio Gateway (HSP/HFP) in pulseaudio

I have connected my Raspberry Pi (running Ubuntu 20) to my phone by Bluetooth. It works well and the a2dp works as expected. I would now like the calls to work too but find myself unable to change the ...
lapinozz's user avatar
0 votes
2 answers
555 views

I have problems with bluetooth mouse and bluetooth headphones simultanously in Ubuntu 20.04

When starting up Ubuntu 20.04 on my laptop (a Dell XPS-9343), my mouse (a Logitech MX Anywhere 2) connecting successfully - only a few warnings are in the log ( bt_uhid_send: Invalid argument (22) ). ...
Lesatah's user avatar
1 vote
0 answers
136 views

Why bluetooth audio stops, then starts again (log file clearly shows the two states)

My system is Lenovo G50 with Ubuntu 20.04 64bit (8Gb RAM). After a fresh install of the OS I had bluetooth issue like always. This time I somehow managed to get the bt mouse and the bt headphones to ...
P5music's user avatar
  • 111
2 votes
1 answer
331 views

Why do my BT headphones default to HSP/HFP upon connection >80% of the time?

I'm using Ubuntu 19.10 on a Dell XPS 13 9380. I've looked everywhere, even gone so far as digging through the Bluez source online to find the exact line of code or configuration that causes this ...
SoreDakeNoKoto's user avatar
3 votes
0 answers
389 views

"Alternate browser" to have Bluez/Blueman support browsing files in a mobile

Situation Using Ubuntu 16.04 I managed to activate the connection between a desktop computer and a Nokia 206 (with Bluetooth standard 2.1 EDR) mobile via a Bluetooth dongle. Please take note: The ...
XavierStuvw's user avatar
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