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Realtek HD only plays in two channels. | Tom's Guide Forum
https://forums.tomsguide.com/threads/realtek-hd-only-plays-in-two-channels.404376/
Jul 8, 2016. #2. I cant find anything that says those are 7.1 headphones not even the manufacture site say there 7.1 headphones. 7.1 headphones don't even really exist as that would require 8 speakers. some head phones emulate 7.1 using two speakers but that requires software to do it. again I don't even see that listed for your headphones. 0.
Realtek audio, only 2 channel | Tech Support Guy
https://forums.techguy.org/threads/realtek-audio-only-2-channel.529273/
52,933. Jan 13, 2007. #10. Part of the issue is that with stereo is that its only two channels, so nothing really should be playing out of the rear speakers. That said in XP the rear speakers would output audio with these types of files anyway and for some things it did sound better then in Vista.
Solved - Digital Audio (HDMI) only has 2 channel option ...
https://www.eightforums.com/threads/digital-audio-hdmi-only-has-2-channel-option.6655/
all digital outputs cannot be configured in windows - this is why you can only see 2 channels. this setting applies only for analog audio as it is processed by windows. As it is digital signal streamed to external decoder - windows setting doesn't mean anything, correct format is encoded by source app and decoded by ext. device.
Realtek HD audio is only playing through one headphone ...
https://answers.microsoft.com/en-us/windows/forum/all/realtek-hd-audio-is-only-playing-through-one/ea8613f4-9925-444d-aa3b-e317b24a700a
Faint audio is only audible in the left headphone, while no noticeable sound comes from the right. If I use the speaker test function under "Sounds" in "Settings" or the Realtek Control Panel, I hear both channels in the left ear, but still very low volume. Sound was working fine prior to the 1511 update for Windows 10 (x64).
HDMI Output only detects 2 channels not 5.1 - Dell …
https://www.dell.com/community/Laptops-General-Read-Only/HDMI-Output-only-detects-2-channels-not-5-1/td-p/5150629
You can't. The Realtek audio chip on the motherboard is hardware that either supports surround, or doesn't. I suspect that your chip is a 2 channel chip, because the laptop only has analog output connections for 2 channels. There wouldn't be …
High Definition Audio Codecs Software - Realtek
https://www.realtek.com/en/component/zoo/category/pc-audio-codecs-high-definition-audio-codecs-software
2014/05/14. 30 MB. ATI HDMI Audio Device. R2.70. 2012/06/22. 22 MB. 3D SoundBack Beta 0.1 (Realtek 3D SoundBack restores audio effects, including surround sound, reverberation, and spatial effects, for legacy game titles when running on Windows Vista.) Beta 0.1. 2008/07/15.
Cannot get 5.1 to play out of Realtek (Optical)card other ...
https://www.tenforums.com/sound-audio/177139-cannot-get-5-1-play-out-realtek-optical-card-other-than-test.html
Optical out was designed by Sony and Phillips to carry 2 channels on uncompressed audio. The only way to carry 5.1 audio through optical out is by compressing the 5.1 audio using proprietary DD or DTS format. Most people only see Realtek chip itself can do 5.1 or 7.1 and then assumes that you can play 5.1 or 7.1.
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