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How do I open PulseAudio in Ubuntu?
https://frameboxxindore.com/linux/how-do-i-open-pulseaudio-in-ubuntu.html#:~:text=What%20is%20PulseAudio%20in%20Ubuntu%3F%20PulseAudio%20is%20a,is%20basically%20a%20proxy%20for%20your%20sound%20applications.
Ubuntu Manpage: pulseaudio - The PulseAudio Sound System
https://manpages.ubuntu.com/manpages/focal/man1/pulseaudio.1.html
User pulse, group pulse: if PulseAudio is running as a system daemon (see --system above) and is started as root the daemon will drop privileges and become a normal user process using this user and group. If PulseAudio is running as a user daemon this user and group has no meaning. REAL-TIME AND HIGH-PRIORITY SCHEDULING
PulseAudio - Ubuntu Wiki
https://wiki.ubuntu.com/PulseAudio
Using PulseAudio For Ubuntu environments that use pulseaudio, Ubuntu has its own custom sound indicator that will allow you to select the preferred device and control the volume of each application. If you would prefer to try pulseaudio's generic control GUI, install the pavucontrol package and launch it with terminal command:
What is PulseAudio Ubuntu?
https://frameboxxindore.com/linux/what-is-pulseaudio-ubuntu.html
How do I open PulseAudio in Ubuntu? It is available in the official package repository of Ubuntu 18.04 LTS, but not installed by default. Now press y and then press <Enter> to continue. PulseAudio Volume Control should be installed. Now you can open PulseAudio Volume Control from the Application Menu of your Ubuntu 18.04 LTS.
How to Use PulseAudio to Manage Sounds on Ubuntu 18.04
https://linuxhint.com/pulse_audio_sounds_ubuntu/
Run the following command to install PulseAudio Volume Control on Ubuntu 18.04 LTS: $ sudo apt install pavucontrol Now press y and then press <Enter> to continue. PulseAudio Volume Control should be installed. Now you can open PulseAudio Volume Control from the Application Menu of your Ubuntu 18.04 LTS.
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