Dolby Atmos not working Apple TV 4K + Hisense VIDAA TV + Philips TAB8967 Sound Bar. Dolby Atmos Not working

Hello Apple Community,

I hope this message finds you well. I'm reaching out regarding an issue I've encountered while attempting to enjoy Dolby Atmos content through my entertainment setup. Here are the details:

1. Devices:

- Hisense 65 Inch VIDAA TV

- Philips TAB 8967 Sound System

- Apple TV 4K (latest version)

2. Problem Description:

Despite having Dolby Atmos capability on my Apple TV 4K, I'm unable to successfully play Dolby Atmos content from popular streaming platforms such as Netflix (on a premium plan), Disney+, and Amazon Prime Video.

3. Observation:

- Dolby Atmos shows as available on my Apple TV 4K.

- However, when I attempt to stream content from the aforementioned platforms, Dolby Atmos does not activate.

4. Troubleshooting Steps Taken:

- Checked for firmware updates on my Hisense TV and Philips sound system to ensure compatibility.

- Verified that all devices are properly connected and configured according to manufacturer guidelines.

- Confirmed that the content being streamed is indeed available in Dolby Atmos format.

5. Request for Assistance:

I kindly ask for your help in resolving this issue. Is there any additional troubleshooting step I might be overlooking? Are there specific settings or configurations I need to adjust on my devices or within the Apple TV settings to enable Dolby Atmos playback successfully?

Thank you in advance for your time and assistance. Your expertise in this matter would be greatly appreciated.

Warm regards,

Sharath