RAVENOL Group:
Ravensberger Schmierstoffvertrieb GmbH since 1946 and Deutsche Ölwerke Lubmin GmbH since 2013
If you're using a modern laptop—particularly a or certain Dell models—there’s a good chance your sound is powered by the Realtek ALC3287 . This specific audio codec is the "brain" behind your speakers and microphone, translating digital data into the sound you hear.
Use the driver package provided by your laptop manufacturer. Do not use "Driver Booster" or "Driver Easy" for this codec. Those tools almost always install the ALC1220 driver, which crashes your system. realtek alc3287 driver
How does your codec stack up?