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linux - Pulseaudio: how to rescan audio devices? - Super User
https://superuser.com/questions/845645/pulseaudio-how-to-rescan-audio-devices#:~:text=The%20correct%20way%20to%20restart%20PulseAudio%20in%20Ubuntu,pulseaudio%20Restarting%20PulseAudio%20will%20detect%20new%20audio%20devices.
16.04 - No sound device detected - Ask Ubuntu
https://askubuntu.com/questions/882198/no-sound-device-detected
I just installed Ubuntu 16.04 LTE on a new Lenovo E470 machine. No sound device is detected, I mean: And similarly, no input device is detected. Some information that may be helpful: aplay -l returns. Anyhow, an audio device exists: sudo lspci -v returns (among other things) 00:1f.3 Audio device: Intel Corporation Device 9d71 (rev 21) Subsystem ...
sound - How do I make pulseaudio or pipewire auto …
https://askubuntu.com/questions/1391619/how-do-i-make-pulseaudio-or-pipewire-auto-detect-newly-plugged-in-audio-devices
I've been having some issues with my audio devices on Ubuntu 20.04.03 LTS. If headphones are plugged in before booting, it is recognized by the system and works fine. However, if I plug in a new device (it's the same problem whether it's plugged in on front or back ports) while my PC is on, it doesn't get recognized automatically.
How to fix sound issues on Ubuntu 18.04 - net2
https://net2.com/how-to-fix-sound-issues-on-ubuntu-18-04/
Check if an audio device or an audio controller is displayed. If this is the case, jot down the make and the model number of the corresponding sound card. Note that the command : lspci -v. Will provide more details about the listed controllers.
Sound Input device (microphone) not working - Ask Ubuntu
https://askubuntu.com/questions/508221/sound-input-device-microphone-not-working
I had a similar problem - no sound input device driver detected. I used pavucontrol, as explained in this Ask Ubuntu answer and it solved the problem: Install pavucontrol: sudo apt-get install pavucontrol; Run:pavucontrol; Go to the Input Devices tab; Click the lock icon to unlock the channels; Under Port, select the correct microphone (front or rear)
How to Find Hardware Devices in Ubuntu Linux with lshw ...
https://chrisjean.com/how-to-find-hardware-devices-in-ubuntu-with-lshw/
This can be very helpful if you want to post your hardware specs somewhere online to be viewed or to send the data to a storage system. To create HTML output, simply give lshw the -html option: [chris@home ~]$ sudo lshw -html > hardware.html. This will format the output into a HTML document and save the output in a file called hardware.html.
linux - Pulseaudio: how to rescan audio devices? - Super User
https://superuser.com/questions/845645/pulseaudio-how-to-rescan-audio-devices
The correct way to restart PulseAudio in Ubuntu 20 is with this command: systemctl --user restart pulseaudio. Restarting PulseAudio will detect new audio devices. Share. Improve this answer. Follow this answer to receive notifications. edited Nov 5 '20 at 1:31.
No sound on HDMI Ubuntu 20.04 - Ask Ubuntu
https://askubuntu.com/questions/1256043/no-sound-on-hdmi-ubuntu-20-04
Open the audio mixer (it's called pavucontrol here) Switch to the Configuration tab (rightmost tab), There is a dropdown for selecting the profile for the builtin audio device. Here I could select a HDMI profile, just be careful to pick one that is not marked as not available. After that, audio through HDMI worked just fine.
How do you set a default audio output device ... - Ask …
https://askubuntu.com/questions/1038490/how-do-you-set-a-default-audio-output-device-in-ubuntu
Open the application "Startup Applications" (Should be preinstalled on Ubuntu) Click on "Add" Give your startup item a name Copy your command from above into the command field: pactl set-default-sink 'Your-Device-Name' Click on "Save". You are now good to go. Your default audio device will be set on each boot and as such be persistent.
How to detect an USB device? - Ask Ubuntu
https://askubuntu.com/questions/166420/how-to-detect-an-usb-device
Im trying to find the content stored in the USB device. In windows operating system, the USB device icon is not shown in My_Computer. I thought, I can see the content or atleast detect the USB device in Ubuntu. Also in ubuntu, the drive is not detected. I tried "sudo fdisk -l" to know the file system, but its not useful.
Audio devices no longer detected on Ubuntu 16.04 Skype ...
https://answers.microsoft.com/en-us/skype/forum/all/audio-devices-no-longer-detected-on-ubuntu-1604/6a6b7d2f-879b-4387-a442-26e2872b175b
Audio devices no longer detected on Ubuntu 16.04 Skype version 8.15.4.1 Hello all, A couple of days ago I installed the latest skype on my Ubuntu 16.04 desktop. Upon initial install Skype detected my active output and input channels on the Focusrite Scarlett USB device. However later on subsequent reboots skype only detects the Intel PCI ...
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