PES 2020 DpFileList Generator by Baris For Demo
If you want to install cpks in pes20 demo there is an option. Baris has a 2017 generator version that works if you do not choose no DLC option.
So download DpFileList Generator v1.8, open, select “no DLC” and enjoy your modded cpks in Pro Evolution Soccer 2020 demo. As usual add as last in order the new cpks you want to insert, then generate dpfilelist.