VST3 is the next generation of VST2. It allows audio plugin developers more freedoms to bring better features to beatmakers, and audio engineers. Learn the differences, their installation folder, and how to back them up.
A VST, known as an audio plugin, can be a digital instrument (VSTi), or an effect (VST) like delay, reverb, or equalization. There are different VST versions like VST2 and VST3.