How to install VSX in Reason Slate Support September 30, 2020 03:50 Updated Navigate to the Master Section and open the Inserts section. Search the Effects folder in Reason for VSX and drag it into the last insert of the master section. Click the OPEN button in the master section to launch the GUI. Related articles How to listen to VSX without a DAW. How to Install Steven Slate VSX on Window How to install Steven Slate Audio VSX on macOS How To Install VSX In WaveLab How To Install VSX In FL Studio Comments 0 comments Article is closed for comments.