ReFX - Nexus 3.4.4 Complete VSTi x64 Win uTorrent. If there is a problem, you can comment on it. Under the. 😁. Healing and adding libraries 1. Place both of these files Nexus3.39and regkey.dat in the VST plugin directory. 2. Place the reFX folder in C \ Users \ Public \ Documents 3. Change the current path to the sound library.