How does PS4 share play?
From the party screen, select [Share Play] > [Start Share Play], and then select the visitor and play mode. When a visitor joins Share Play, your system's screen is shared with the visitor.
How do I transfer games to friends on PS4?
Your PS4 offers two ways to share games — by designating another console as the primary PS4, or by activating Share Play. To give a friend access to your game library, sign in with your PSN account and set that console as your primary PS4.
How do you share play games on PlayStation?
How many times can I change primary PS4?
How do you share games with someone?
How do I share my PS Plus?