The OBB file is like the DLC of the game, all you have to do is extract it to the "Android/obb" folder in the memory. The game used correctly. However, we rarely publish the OBB file, because it is already in the installation APK file as mentioned before. How to install the game with APK and OBB files 1. Download the APK and OBB file of the game 2. Extract the OBB file, then copy the OBB folder to the "Android/obb" path. The correct OBB path will look like this: "Android/obb/com.madfingergames.legends" 3. Install the APK file and run it