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No Sound with DisplayPort or HDMI Video Cable …
https://www.dell.com/support/kbdoc/en-us/000125484/no-sound-with-displayport-or-hdmi-video-cable-connection
When an audio-supported video cable is being used such as a DisplayPort or HDMI cable, Windows may change the default audio playback device to the audio-supported cable assuming that another audio device is being used. The issue may occur when a laptop is coming out of sleep mode as the system is detecting the audio-capable cable first.
DisplayPort Fixing Sound "Not Working" Problem [SOLVED]
https://multimonitorcomputer.com/solved/displayport-fixing-sound-not-working-problem.php
The reason why the audio cut off is that DisplayPort connections have an audio stream, which means that when you connect it to a monitor or TV, it will detect it and switch the audio to that device automatically. The annoying this is that most of the time, your computer speakers / headphones / laptop audio are much better then the monitor or TV ...
Windows 10: No sound with DisplayPort - Microsoft Community
https://answers.microsoft.com/en-us/windows/forum/all/windows-10-no-sound-with-displayport/77d57d87-096d-441c-8f7e-ca34c45c610c
Connected to the NUC is a monitor with built-in speakers, the cable is a DisplayPort cable. With Windows 8.1, there were no sound problems. The device manager of Windows 10 shows two devices under "Sound, video and game controllers" - Intel Display Audio and Realtek High Definition Audio, but no errors.
Can't play audio in a system with DisplayPort - Windows ...
https://docs.microsoft.com/en-us/troubleshoot/windows-client/shell-experience/errors-play-audio-displayport-hdmi-monitor
You have a Windows 10-based or Windows 8-based computer that has a DisplayPort or HDMI monitor to which integrated audio is attached. Or, you have an all-in-one system that uses DisplayPort audio. You are playing audio by using the Xbox Music app, Windows Media Player, Groove Music, or Movies & TV, and the audio source is the monitor.
Does DisplayPort Carry Audio or Not? | The Technology …
https://thetechnologyland.com/does-displayport-carry-audio-or-not/
DisplayPort or DP is an audio-visual or AV display standard or digital display interface developed back in 2006 by a consortium of chip and PC manufacturers including Sony, Philips, Lattice, and Maxell. It remains under the control of the Video Electronics Standards Association or VESA. It never overcame the ubiquitous High Definition Multimedia Interface or...
DisplayPort - Wikipedia
https://en.wikipedia.org/wiki/DisplayPort
DisplayPort (DP) is a digital display interface developed by a consortium of PC and chip manufacturers and standardized by the Video Electronics Standards Association (VESA). It is primarily used to connect a video source to a display device such as a computer monitor.It can also carry audio, USB, and other forms of data.. DisplayPort was designed to replace VGA, FPD …
audio - Does DisplayPort carry sound as HDMI does? - Super ...
https://superuser.com/questions/229084/does-displayport-carry-sound-as-hdmi-does
Yes, the DisplayPort spec is an audio/video interconnect spec. It can carry both audio and video over a single connection. It is rare a laptop implements audio-out over a digital video interconnect. My MacBook Pros don't do it over their DisplayPort outputs. More recent MacBook models reportedly may support audio-over-DisplayPort.
No Sound via Display Port - Windows 10 Forums
https://www.tenforums.com/sound-audio/146255-no-sound-via-display-port.html
No Sound via Display Port. Running Win10 x64 1903 - LG Ultra monitor 4k using DP. Monitor is capable of sound but the properties for the LG show jack information as HDMI. Is there anyway of remapping this to show DP. The monitor menu is limited regarding options - the sound is showing as 100%. Any help/input appreciated.
To set up digital audio on your graphics card
https://www.nvidia.com/content/Control-Panel-Help/vLatest/en-us/mergedProjects/nvdsp/To_set_up_digital_audio_on_your_graphics_card.htm
DisplayPort display connected to a DisplayPort connector: When there are more than one display connected through the connector but the graphics card supports only one audio stream per connector, then click the list arrow and select the display that you want to appear as an audio device in the Windows Sound panel.
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