Unofficial patches can cause the Windows Audio service to crash.
While newer "FxSound" versions exist, many audiophiles and retro-PC enthusiasts prefer the 12.023 Full Version for three reasons: Download Dfx Audio Enhancer 12.023 Full Version
Some key features of DFX Audio Enhancer 12.023 include: Unofficial patches can cause the Windows Audio service
If you specifically need the older interface, the developer still provides a download link for the Legacy DFX Audio Enhancer on their official platform. Enhance your sound experience — Download now - FxSound Download Dfx Audio Enhancer 12.023 Full Version