Accept the license agreement and use the default installation path (usually C:\Program Files (x86)\FFmpeg for Audacity on 64-bit Windows or C:\Program Files\... on 32-bit systems).
If you prefer a manual setup, you can download the 32-bit ZIP file, though you will need to manually point Audacity to the library files later. How to Install the 32-bit Library ffmpeg audacity 32 bit download
Look for the link labeled "FFmpeg v2.2.2 INSTALLER (.EXE)" or specifically the 32-bit Windows installer . Using the .exe installer is recommended as it helps Audacity automatically detect the library. Accept the license agreement and use the default
If a "Success" message appears, you are finished. If not, click and navigate to your installation folder. How to Install the 32-bit Library Look for
Close and reopen Audacity to allow it to scan for the new library. Verifying or Manually Locating FFmpeg
Select the file named avformat-55.dll (or similar version-specific DLL) and click , then OK . Important Compatibility Notes Download for Windows - Audacity