PS4 Assasins Creed Black Flag SaveGame
create a folder called PS4 and inside it create another folder called SAVEDATA and inside this folder create a folder with the IP number of your Playstation 4 and within this folder with the number of your IP, place thus: CUSA00010 and within CUSA00010, place the files that you will download.
The save game wont work unless you restore the game save from the psn account that you saved the game on
Hope you provide us the psn account so we will be able to use the save game that we downloaded
Can you be more specific please