To connect to game you must have your fmod project open on one part. In unity go to Edit->Project Settings->Player, You should see by default the Settings for PC, Mac & Linux Standalone, otherwise click on that tab. In that tab you’ll see Other Settings, under Configuration, Scripting Define Symbols write the “FMOD_LIVEUPDATE”. After press Enter and then voilà ! Click on the play button in unity editor, then go to your FMOD project and Connect to game, that should work.