Realtek ALC897 is a 7.1 Channel High Definition Audio Codec widely used in modern motherboards for budget and mid-range systems. To ensure full functionality and any manufacturer-specific audio tuning (such as Nahimic or Creative support), it is strongly recommended to download the driver directly from your motherboard manufacturer's support page Official & Primary Download Sources Motherboard Manufacturer (Recommended)
The trouble started three weeks ago, after a forced Windows update. The familiar "Realtek Audio" icon vanished from his system tray. In its place, a generic Microsoft driver hummed along, treating his prized 5.1 surround setup like a pair of cheap laptop speakers. realtek alc897 driver download