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A Dell Pro Max 14 MC14255 or Dell Pro Max 16 MC16255 may not have any audio output. Device Manager shows a yellow bang on the audio device. The audio device appears under Other devices with two instances of SCDA Peripheral Device and one instance of Unknown device . Affected Platforms: Dell Pro Max 14 MC14255 Dell Pro Max 16 MC16255
The audio driver is not installed.
Note: Before starting the update, perform the following: Back up all personal data. For more information, refer to Back Up and Recovery . Connect the AC adapter. Updating the Realtek Soundwire Audio Driver to version 100.208.1, A00 or later on the computer resolves the issue. To download and install the driver, refer to the Driver Update Guide .
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