Hi Diego,
Upon checking my resources,
If you cannot find your device under Digital Tab on your Realtek Options.
You may download a third-party application to control it instead.
If you want to take a shot, please check this link:
https://www.addictivetips.com/windows-tips/add-...
Disclaimer: This site is not associated with Microsoft. However, this may contain the answer to your current issue.
Your feedback is much appreciated.
Thanks and regards,