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FAQ - DisplayPort
https://www.displayport.org/faq/#:~:text=Does%20DisplayPort%20also%20support%20audio%3F%20Yes%2C%20DisplayPort%20supports,also%20include%20the%20ability%20to%20support%20HDMI%20audio.
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.
DP Audio User Guide-1 - DisplayPort
https://www.displayport.org/wp-content/uploads/2011/10/DP-Audio-User-Guide-v1.pdf
Do#I#need#a#special#cable#to#use#DisplayPort#audio?# No.!!DisplayPort!audio!works!with!standard!cables.! What#is#the#difference#between#DisplayPort#audio#and#dual3mode?# DisplayPort!audio!is!“native”!audio!that!is!carried!with!the!DisplayPort!videosignal.Dual?mode!isaspecialoperating!
Amazon.com: displayport to hdmi with audio
https://www.amazon.com/displayport-hdmi-audio/s?k=displayport+to+hdmi+with+audio
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 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.
FAQ - DisplayPort
https://www.displayport.org/faq/
DisplayPort™ over USB-C™ enables the USB Type-C connector and cable to support the DisplayPort interface for audio/video (AV) transport capability. Is DisplayPort over USB-C a VESA Standard? Yes, it is published by VESA and called the DisplayPort Alt Mode for USB Type-C Standard. The development of this Standard was done in collaboration ...
DisplayPort audio not in Playback Devices - HP Support ...
https://h30434.www3.hp.com/t5/Notebook-Audio/DisplayPort-audio-not-in-Playback-Devices/td-p/6477220
HP does not support your notebook for W10, and there are no W10 graphics drivers on the support page. There isn't even a W8.1 Intel graphics driver on the support page (for which I am at a loss to understand). The graphics driver contains the HDMI audio driver to work the audio out of the display port.
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