Since PES 2017 is an older title, the in-game "Edit Mode" is limited regarding facial structures. To get a realistic, next-gen look for Neymar (especially his constantly changing hairstyles), you need to install created by the community.
If you want, I can:
Kaito had noticed it when the latest Option File update installed that morning. The developers had updated Neymar’s face. pes 2017 neymar jr new face hairstyle