Surround Sound has two or more speakers through which listeners listens the sound from different directions. But some user’s encounters this issue, so in order to fix this you should check HDMI ports and cables between the sound system and computer are compatible. For more info, go to office.com/myaccount.
Method To Resolve If Surround Sound is Not Working with HDMI on Window 11:
- Run Audio Troubleshooter:
First, you have to write audio troubleshooter in Windows Search and tap on Enter key. After this, you should tap on Advanced option and then check the box of Apply repairs automatically. At last, you should tap on Next button and then follow the steps to execute the audio troubleshooter.
- Turn on Mono Audio:
The user should hit on Start button and then choose Settings. Now, you should choose System and then tap on Sound. After this, you should Turn on Mono audio switch.
- Download HD Audio Codecs:
First of all, you should go to sound card manufacturer’s website, like Realtek Audio Codecs. After this, you should search for your device’s HD Audio Codecs and then download it. At last, you should Run the installation file and then follow the steps to install the audio codecs.
- Unmute the Device:
To unmute the device, you should right-tap on the taskbar Speaker icon and then select Open Volume mixer. After this, you should Unmute the devices whose volume is muted.
- Restart Audio Services:
To restart audio services, you need to hit on Windows + R key together in order to start the Run command box. After this, you need to input services.msc and then tap on OK button. Here, you should right-tap on the Windows Audio service and then select Restart. At last, follow the same procedure with Remote Procedure Call (RPC) and Windows Audio Endpoint Builder services.
- Switch on Speaker Fill:
To switch on Speaker fill, you should tap on Windows + R key altogether to launch the run window. After this, you need to write mmsys.cpl and then choose OK button. Under Playback tab, you need to right-tap on your speaker and then select Properties. At last, choose the Enhancements tab and then you need to activate Speaker Fill or Surround sound settings.
- Attempt Various Audio Formats:
The customer should hit on Windows + R key combination in order to launch the Run console. After this, you need to write mmsys.cpl and tap on Enter or OK button. Then from the list, you should select your speaker and then hit on Properties. Now on the Advanced tab, you need to choose a different audio format from drop down box. At last, you should tap on Apply and OK button to save your settings.
Through this method, you can resolve if Surround Sound is Not Working with HDMI on Window 11. To know more details, you should visit to office.com/setup.
more info this link: What is the Method to Fix BCD Error in Window 11?