In the “plugin” tab you have to select the VST folder of your plugins (1) then click on “refresh plugin list” (2) Then, in “refresh plugin list” ( a nice novelty of Fl Studio 12) you can add more files into the “scanner plugin” (plugin search paths add path).Clean and fast tutorials (under 7 min) without any unnecessary time wasted. This video will show you how to install VST plugins Spectrasonics - Omnisphere 2 Virtual Instruments (effects, instruments etc) in Fl Studio 12.Alright, You need minimum 64GB of free hard drive space on your C drive.
This video only shows you the installation process and don't share any download links. Create a folder on your desktop named VST's 2 Find and download the VST plugin you desire to that folder.