Questions tagged [bluez]

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

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Bluetooth button is not working in POP os [closed]

I have HP Laptop,Bluetooth is working in windows but not in pop os. The bluetooth button is not functioning to on bluetooth..... Bluetooth manager is not opening...it shows an error called "BlueZ ...
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18 views

How to upgrade BlueZ to 5.50 on Ubuntu 18.04 on armhf architecture?

We have our embedded system running Ubuntu 18.04 on armhf architecture. We use BlueZ 5.48. But we need to upgrade BlueZ to 5.50 as there is a fix that we need in this version. However, 5.48 is the ...
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26 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) ...
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50 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 ...
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144 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, ...
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95 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 ...
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106 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 ...
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201 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 ...
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53 views

Bluetooth SPP can pair, but stopped connecting on Ubuntu 20.04

I'm trying to connect to RN-41 Bluetooth module that uses SPP from my laptop running Ubuntu 20.04. Some time ago I managed to get this setup working using suggestions from this answer: https://...
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1answer
195 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 ...
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103 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 ...
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134 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 ...
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38 views

Can't pair with bluetooth RGB bulb

I am able to pair with it via windows, but not from ubuntu (20.10). I'm mainly trying to do this from my raspberry pi 4, but I've also tried from ubuntu on my laptop and have had the same problem with ...
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778 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 ...
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79 views

Bluetooth don't work after suspend

I'm using Ubuntu 20.04. The bluetooth don't work after wake up from suspend. I've tried restart service with sudo service bluetooth restart and the bluez version installed is the 5.53-0ubuntu3. If ...
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104 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 ...
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211 views

Ubuntu 20.10 Freebuds 3i connection problem

pairing process was succesful but thereafter failed to connect my freebuds 3i to ubuntu 20.10 [bluetooth]# connect [MAC_ADDRESS] Attempting to connect to [MAC_ADDRESS] Failed to connect: org.bluez....
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226 views

RE: Modifying bluetooth scan parameters via btmgmt

I have the same problem of @Hias about this topic: https://unix.stackexchange.com/questions/420978 The more interesting answer is: "modify bluetooth kernel module, set any discoveryFilter using ...
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183 views

Bluetooth fails to discover any device, but can be discovered by other devices

I was trying to get aptX support for my bluetooth headphones, and I followed the steps mentioned in How to enable AptX for Bluetooth devices? and PulseAudio A2DP BT Modules. In the process, I messed ...
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39 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 ...
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51 views

Bluetooth spam messages and suddenly turn off and on in the middle of a section. Any ideia how can I solve?

I'm using Ubuntu focal 20.04, bluez version 5.53, blueman 2.1.2-1, and the bluetooth firmware is atheros AR3012. My devices, mouse LE and headset, keep disconnecting in the middle of a section, ...
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235 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....
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1k 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 ...
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1answer
141 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) ). ...
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125 views

Trouble using bluetooth headset with ubuntu 18.04 and distorted voice

I am using Ubuntu 18.04 on my hp-notebook and having trouble dealing with my Bluetooth headset. Bluez has become unpredictable when it comes to dealing with headsets. Sometimes it simply fails to ...
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40 views

'Failed to Fetch update' whenever trying to install new applicaiton. Something to do with bluetooth.bluez [duplicate]

Whenever I try to download an app, this pop up appears, and even though the app is installed and works fine, I don't know what this pop up is about? Will it hinder any updates? Here's the error ...
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346 views

obex manager_init failed

On Ubuntu 20.04 Some but not all devices are recognized. but my headset does not work. At system startup I get the following messages in syslog: Jun 19 07:27:45 nuk obexd[2822]: OBEX daemon 5.47 Jun ...
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57 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 ...
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86 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 ...
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211 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 ...
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1answer
80 views

Why is there no pulse-audio sink created after connection to bluetooth device

I'm using Ubuntu 16.04.6 LTS. There is no pulse-audio sink created after connection to bluetooth device : Here's what I do : $ bluetoothctl [NEW] Controller 00:1A:7D:DA:71:04 sebastien-B206 [...
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133 views

How to make bluetooth audio work with Ubuntu 19.10?

Inspired by this article I tried to use my Samsung U Flex bluetooth headsets but I failed. It is not shown in the list of available devices although the headphones are put in the pairing mode and the ...
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722 views

bluez v5.50 - Cannot connect to Bluetooth earphones on Ubuntu 19.10

I have been running Ubuntu 19.10 for months on my notebook without a problem connecting my Bose Soundsport earphones. However, starting from a few days ago I could not connect the earphones using the ...
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103 views

Problems with Insignia Bluetooth mouse continually losing connection, then restablishes. HID connection errors

I have recently moved from 18.04 to 19.04 and started having problems with my Insignia Bluetooth mouse maintaining its connection. Looking at /var/log/syslog, it appears the root cause is the HID ...
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60 views

How can I fix Ubuntu not detecting my internal Bluetootth Interface Card?

I am new on AskUbuntu. I would like to ask if anybody has evere encountered and fixed my same problem. I have an ASUS N56JN and I am dualbooting Ubuntu with Windows10. Windows is correctly working ...
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704 views

Bluetooth headphones crashes laptop

When I'm working I listen to music over my Bluetooth headphones (Sennheiser HD 4.40) through Spotify. After some random minutes I hear a bit of a delay in the music, my Bluetooth mouse is lagging and ...
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178 views

Ubuntu 19.10 - Issues with bluetooth connecting then immediately disconnecting

When I was on Ubuntu 18.04 I had the same issue, and after trying multiple thing online (related to bluez) I was able to make it work. But I had to reinstall that Ubuntu and install a new Ubuntu 19....
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784 views

Unable to search for Bluetooth devices

After I switch on Bluetooth on Ubuntu 18.04, it's not able to search any devices. I ran rfkill list, and all was unblocked. rfkill list all 0: dell-rbtn: Wireless LAN Soft blocked: no Hard ...
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1k views

Unable to connect any bluetooth devices, but devices found

Kernel version: 5.0.0-37-generic. Using a wifi/ bluetooth intel card. Firmware is installed. Wifi is working probably. Rfkill is unblocked. I am very new to linux, and have read many similar ...
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2k views

Bluetooth headset pairs successfully, but does not play audio (18.04)

I'm trying to connect a bluetooth headset (Insignia NS-CAHBTEB01-B) to my computer, which is running an up-to-date install of Kubuntu 18.04. Everything seems to go smoothly at first -- I am able to ...
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1answer
191 views

Bluez stuck at high CPU and bluetooth not working

I am trying to get bluetooth running according to https://wiki.ubuntuusers.de/Bluetooth/Einrichtung/. However, as soon as I install bluez, the process bluetoothd takes very high CPU share and wont ...
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2k views

Cannot connect Airpods to 19.04 as Headset; can connect as Headphones

With Ubuntu 19.04, I try to connect some Airpods using Bluetooth. For that I've installed: Package: bluez Architecture: amd64 Version: 5.50-0ubuntu2 Multi-Arch: foreign Priority: optional Section: ...
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1k views

Bluez on DBus: Connection is not allowed / Name already in use

I am writing a BLE library for JavaScript and after I restarted my computer Bluez stopped working When I write bluetoothd -n I get this: ➜ bluetoothd -n bluetoothd[2728]: Bluetooth daemon 5.48 D-...
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1answer
1k views

19.04 bluetooth adapter goes missing after sleep

summary of the problem: bluetooth stops working upon resume from a "sleep", on 19.04 (using latest bluez version that is available right now) hardware / software: Description: Ubuntu 19.04 % ...
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2answers
3k views

Logitech M720 mouse pairs and connects but doesn't do anything

I have read Logitech MX Anywhere 2 mouse pairs but doesn't do anything and tried using bluetoothctl to get my M720 set up. It's not working, to summarize. I've also got an M557 which does work, so I ...
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1answer
943 views

Bluetooth not working on Ubuntu Gnome 19.04

I built my own PC a few months back however, both the sound and Bluetooth have not worked. With Bluetooth, in settings, the option to turn on Bluetooth is greyed out and won't let me turn it on. If ...
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57 views

Turning on Bluetooth headphones resets keyboard

I have a pair of Bluetooth noise canceling headphones (Bose QC 35s if that's important) and whenever I turn them on they cause my keyboard and mouse settings to be reset back to default, which is ...
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737 views

No default controller available bluetoothctl

I am having a strange issue with my bluetooth (headset). It connect but then the connection drops only on HSP/HFP profile and I won't be able to connect again and Bluetooth is disabled and can't ...
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2answers
336 views

Bluetooth is neither scanning devices nor visible in 18.04

Today only I installed Ubuntu 18.04 but I am facing issue of Bluetooth. Everything seems to be fine in it but while scanning, process continues for infinite time and not able to scan any device and ...
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1answer
8k views

Cannot find Bluetooth device - Ubuntu Core on Raspberry PI 3 B+

I don't see any bluetooth devices when I install the bluez snap and use either hcitool which results in nothing: $ sudo hcitool dev Devices: $ or bluetoothctl: $ sudo bluetoothctl Agent registered [...