Usually found at C:\Program Files\Steinberg\VSTPlugins or C:\Program Files\Common Files\VST3 .
The original T-Pain Effect was primarily a 32-bit plugin . If you are using a 64-bit DAW (which most modern ones are), you may need a "bridge" like jBridge to make the DLL compatible with your system. The Legacy: Is it Still Worth It? the t-pain effect dll
You chose the key of your song (e.g., C Major). Scale Selector: You picked the scale type. the t-pain effect dll