TUTORIAL EN PRUEBAS:
1) download game backup for example p.t note: not pkg but fully decrypted game folder with crack
2) download make_fself from flat_z write up and python
3) in hex editor open all module from sce_module and eboot.bin and check the third line (00000020) this line must be 40 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 if not change the different line
4) open cmd and go to the game folder and copy make_fself.py and write "make_fself.py eboot.bin eboot.bin" do the same for all module
5) download fake pkg creator from cfwprophet and start "orbis-pub-gen.exe"
6) copy pic0 icon0 param.sfo and other images in sce_sys
7) click on command>project settings>pakages and write the game id for example EP4511-CUSA01114_00-PPPPPPPPTTTTTTTT and generate a password
8) double click on image0 and copy all file
9) go to chunk and right click on the disk image and click add chunk assignment of the file> #0 : chunk #0
10) click on file and click close
11) click on build on the top right select storage and build
12) install and enjoy
i have build p.t pkg and it works