Once you have the builder, follow these steps to create your first mod.
: Once a CPK file is built, this tool is required to "activate" it. It generates a DpFileList.bin file that tells PES 2017 the exact order in which to load your custom CPK files. cpk file builder pes 2017 link
: Be aware that there is often a limit (around 47) on how many files the game can load at once. troubleshooting Once you have the builder, follow these steps