The PES 17 | 2020-2021 Season Facepack Update V8 by data DC is compatible with all patches and includes 5 player faces.
How To Install V8: [Download]
1. Extract the archive with winrar or 7zip and copy .cpk file to
C:\Program Files (x86)\Steam\Steamapps\Common\Pro Evolution Soccer 2017\download\
2. Open and select DP in DpFileList Generator
3. Add .cpk as last checked, generate new DpFileList and enjoy game.