Just before we go ahead for the solution, you will need to have the latest Dolby Atmos installed on your computer. Once installed, you will have to choose Dolby Atmos for your headphone or home theater from the option. This is where the problem occurs.
Something went wrong while trying to turn on Spatial Sound
There are multiple scenarios where it may happen.
Solutions to fix Spatial Sound issue with Home Theater
1] Turn off Mono Audio
2] Update Audio Drivers
Make sure HDMI & AVR connection is live.Open Device Manager > Sound, video & game controllers.Right-click and choose to Update Intel Audio driver > select Browse on the computer.Pick “High definition audio device” from the list instead of default intel display audio.Click NextHowever, the installation will fail, with the message ” it’s not the recommended driver”.However, it will lead to Atmos back working again.
3] Use the Right HDMI Cable
Make sure you have the right HDMI cable which supports Dolby ATMOS. You will need High-Speed data for the same. So check before buying it. One of these solutions should resolve your issue with Spatial Sound. Do make sure you select Dolby Atmos for Home Theater if you are using AVR system.