Unzip the contents of loaderBeta.zip directly into the root directory of the game you wish to mod.
Enhanced generation of assembly files for games using the Il2Cpp scripting backend. loaderBeta.zip
To use loaderBeta.zip for modding a Unity game, follow these general steps found on the MelonLoader Official Site: Unzip the contents of loaderBeta
Run the game normally. MelonLoader will automatically create additional folders, such as /Mods and /Plugins , where you can place your .dll mod files. such as /Mods and /Plugins