7.1 Surround Sound Issues - Cannot Select Output Device | Razer Insider
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7.1 Surround Sound Issues - Cannot Select Output Device

  • January 16, 2026
  • 1 reply
  • 11 views

polyVividVioletQUARTZ225

Have made multiple attempts to fix this issue with uninstall/reinstalls using razers driver cleaner (this may be a spot of issue as oem74.inf and oem79.inf were unable to be removed). The 7.1 Surround Sound audio driver does not show up, while the app asks for it to be set as default audio and I am unable to move past this point. Additionally, during installation of the app, it turns off windows audio service around the 95% installation mark, this also may be the reason why the audio driver does not appear in my system after the install.

The headset im setting up is the blackshark v3 x hyperspeed if that makes any difference.

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1 Reply

Razer.Aero
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  • Razer Support
  • January 17, 2026

Hi polyVividVioletQUARTZ225,

Please try to follow the steps below to set 7.1 Surround Sound as default playback device. 

  1. Go to Settings > System > Sound.

  2. Select "Speakers (7.1 Surround Sound)" as the output device.

    Windows Setting > System > Sound page

  3. Launch the 7.1 Surround Sound software.

  4. Select the output device that you would like to apply 7.1 Surround Sound on.

  5. Select the system's onboard audio playback device if you are using an analog headset connected via the system's 3.5 mm port.

    7.1 Surround Sound selecting output device window

  6. Select “Sound Control Panel” under “Related Settings” to ensure that "Spatial sound" is turned off.

Windows Sound Control Panel page

a. Right-click on the playback device where the 7.1 Surround Sound is active, then select “Properties”.
Windows Playback Properties page
b. Go to the “Spatial sound” tab.
c. Confirm that “Off” is selected from the drop-down list under the “Spatial sound format”.
d. Click “Apply” then “OK”.
Windows Properties Spatial sound tab

If you encounter issues with 7.1 Surround Sound you can also follow the troubleshooting in this article. Feel free to PM me if you need further assistance. All the best!

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