Audio Codec Tags
This guide has been helping users solve audio playbook issues for nearly 20 years, and we've completely updated it for 2025 with the latest audio codec solutions.
From legacy audio formats to modern compression standards, you'll find the exact codec download you need below.
Most Common Audio Codec Errors
Audio Codec Tag 55 & 85 - MP3 Playback Issues
Missing the Fraunhofer MPEG Layer-3 Audio Decoder? This codec handles MP3 files and is essential for Windows media playback.
Download the MPEG Layer-3 Codec to fix this immediately.
Audio Codec Tag 2000, 2001 & 8192 - AC3 Audio Problems
These errors appear when AC3 Filter is missing or outdated. AC3 is commonly used in DVD audio and digital video files.
Get the latest AC3 Filter to resolve all AC3-related playback issues.
Audio Codec Tag 161 & 353 - DivX Audio Errors
Can't hear audio in DivX videos? You need the DivX MPEG-4 Audio Compressor.
Download DivX Audio Codec to fix both error tags instantly.
Audio Codec Tag 674F, 26447 & 26479 - Ogg Vorbis Issues
Ogg Vorbis is an open-source audio format that requires specific codecs.
For complete Ogg support, install Ogg Vorbis Codec or the MSACM version for Windows compatibility.
Less Common But Critical Errors
Audio Codec Tag 17 & 49 - Windows Default Codec Issues
These involve Windows' built-in ADPCM and GSM codecs that may get corrupted.
Follow our Windows Codec Reinstall Guide to restore them properly.
Audio Codec Tag 5376 - 3ivx Audio Missing
Need to play files encoded with 3ivx?
Download the 3ivx Codec specifically designed for high-quality video compression.
Audio Codec Tag 130 - Acelp.net Codec
For voice and speech applications, install the Acelp.net Codec to handle specialized audio compression.
Audio Codec Tag 1025 - Intel Music Coder
Intel's audio codec for multimedia applications.
Get Intel Music Coder for optimal audio quality.
Audio Codec Tag 45 - Sharp G.726 Audio
Professional audio applications often use G.726 compression.
Download Sharp G.726 Codec for business and telephony audio.
Audio Codec Tag 74 & 75 - VoxWare MetaSound
For VoxWare audio formats, install VoxWare MetaSound Codec to restore compatibility.
Still Having Issues?
If your specific codec tag isn't listed above, or you're experiencing multiple codec errors, consider installing a complete codec pack that handles most audio and video formats automatically.
Best Codec Packs: Complete Guide 2025 Edition →