Please try your plug-in as these steps:

1. Install VST plug-in(s)

2. Open VST plug-Ins tab of the Editor options from menu plug-ins->VST settings; and add your VST plug-in(s)

3. Restart WaveEditor and reload an audio file

4. Select an area of the audio data

5. Select VST plug ins from menu Plug-Ins/ VST Plug ins

6. Change settings

7. Click active channels

8. Prelisten. Select OK. Listen to result. Save.