How do I enable game sharing on PS4?
If you want to play on another PS4 that isn't your primary console, you can downloadany game you've bought on the PS Store as long as you sign into PSN. ... Sony has reiterated that, "You can share disc games with your friends and play used disc gameson your PS4 system just like you can on a PlayStation 3 system.
Can you share games from one PS4 to another?
To start Share Play, you need to be a PlayStation Plus member. Press the PS button to go to the control center, and select the party voice chat card. Select Start Share Play. Invite a player, and then select the play mode.