: Helpful if your system also supports height channels (Atmos) [5, 33]. Why 7.1 Matters
Before running a test, you must understand what a 7.1 system actually consists of. The numbers represent the specific types of audio channels in your room.
via HDMI. Ensure your source device is set to bitstream output (e.g., Dolby Digital, DTS, or PCM). surround sound test 7.1
Choose and select 7.1 Surround from the list. Follow the wizard to test individual speakers.
: Place your Left, Center, and Right speakers at the front. : Helpful if your system also supports height
Testing ensures that each speaker fires at the right time, from the correct direction, and at the optimal volume level. Step 1: Configure Your Source Device
YouTube supports up to 5.1 surround sound via its AAC codec but does not currently support 7.1. For a proper 7.1 test, use a Blu-ray disc, a local media file, or a streaming service like Netflix or Disney+【7†L1-L10】. via HDMI
Use a Blu-ray calibration disc like the Spears & Munsil Ultra HD Benchmark .