This guide covers how to download, install, and troubleshoot the audio driver. This codec is commonly found in desktop motherboards (especially older Intel and AMD boards) and some laptop configurations. The Complete Guide to Realtek ALC897 Audio Drivers The Realtek ALC897 is a high-performance 7.1+2 Channel High Definition Audio Codec. If you are missing sound, the microphone isn't working, or the "Realtek High Definition Audio" device is missing from Device Manager, this guide will help you resolve the issue. Phase 1: Identify the Source Do not search Google for "Realtek ALC897 Driver." This often leads to third-party "driver updater" scams or malicious files. The Pianist 2002 Hindi Dubbed Movie- Apr 2026