Copy librnnoise-vst.dll to your standard VST plugin folder: C:\Program Files\Common Files\VST2 (Standard 64-bit) C:\Program Files (x86)\Common Files\VST2 (Standard 32-bit)
The host software (like OBS) is looking in the wrong folder. Ensure the DLL is in your designated VST folder. librnnoise-vst.dll
⚠️ The DLL on its own is officially distributed by the RNNoise authors – it is usually built by third parties. Download only from trusted sources. Copy librnnoise-vst