If not already existent, create the Folder "FA-18C_hornet". Drop the Folders "VFA-83 CAG 2005" into the "FA-18C_hornet" folder. If all done correctly you should have the following folder: C:\Users\*WINDOWS PROFILE NAME*\Saved Games\DCS.openbeta\Liveries\FA-18C_hornet\VFA-83 CAG 200...