If you wish to fully uninstall Duende Native:
Mac
Delete the Duende Native plug-ins in these locations
AU: MacHD>Library>Audio>Plug-ins>Components
VST2: MacHD>Library>Audio>Plug-ins>VST
VST3: MacHD>Library>Audio>Plug-ins>VST3
RTAS: MacHD>Library>Application Support>Digidesign>Plug-ins
AAX: MacHD>Library>Application Support>Avid>Audio>Plug-ins
Also manually remove the following files:
MacHD>Library>Application Support>DuendeLicense
MacHD>Library>Application Support>WrapperConfig20
MacHD>Library>Application Support>com.fxpansion.fxshared.bundle
MacHD>Library>Application Support>vstprobe.log
Duende Native v5 using iLok 2:
If you do not require iLok License Manager for other plug-in you can uninstall it by running 'Uninstall License Support' found in the Duende v5 installer.
Duende Native v3/v4 using Codemeter:
Run 'Cmuninstall' and reboot the Mac. This is found in the Duende Native disk image (.dmg).
Windows
Run the appropriate 'Remove Duende Native' application from Start Menu>All Programs>Solid State Logic>Duende.