Windows Update often installs a generic driver that sort-of works. For full functionality (including jack sensing and multi-streaming audio), grab the driver directly from:
Corrupted drivers are the #1 cause of Realtek issues.
Have a weird Realtek issue I didn’t cover? Drop a comment below—I’ve probably seen it. realtek audio issues
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There are two types of drivers you can use. If one doesn't work, try the other. Windows Update often installs a generic driver that
Avoid “Realtek’s official site” – they often provide older reference drivers that may not match your specific audio codec.
Simply clicking "Update Driver" often doesn't work if the current driver is corrupted. You need to remove it completely first. Drop a comment below—I’ve probably seen it
This is where 90% of Realtek issues are resolved. The drivers provided by Windows Update are often generic and buggy.
Sometimes a Windows Update breaks Realtek drivers.
Windows often defaults to the wrong device (e.g., trying to play audio through an HDMI monitor instead of your headphones).