Open the (type mmsys.cpl in the Run dialog).
Depending on your hardware, you can use built-in tools or external media to run a test. 1. Using Your AV Receiver (AVR)
If you are testing a home theater setup (TV, Soundbar, AVR), use these platform-specific methods:
: While many videos claim to be "5.1 Surround Tests," be cautious. Many TV and console apps for YouTube only support Stereo (2.0) and will downmix or simulate the surround channels, leading to "bleeding" where sound intended for the rear speakers also comes out of the front.
: Optical (TOSLINK) cables can only carry uncompressed 2.1 audio. For true, uncompressed 5.1, you must use HDMI or analog (3.5mm) cables.
Open the (type mmsys.cpl in the Run dialog).
Depending on your hardware, you can use built-in tools or external media to run a test. 1. Using Your AV Receiver (AVR)
If you are testing a home theater setup (TV, Soundbar, AVR), use these platform-specific methods:
: While many videos claim to be "5.1 Surround Tests," be cautious. Many TV and console apps for YouTube only support Stereo (2.0) and will downmix or simulate the surround channels, leading to "bleeding" where sound intended for the rear speakers also comes out of the front.
: Optical (TOSLINK) cables can only carry uncompressed 2.1 audio. For true, uncompressed 5.1, you must use HDMI or analog (3.5mm) cables.
