Go into your router’s settings, find the IPv6 toggle, and turn it OFF . Restart both your PlayStation and your device. This forces everything onto the simpler, more stable IPv4 protocol. Remote Play loves IPv4.
Add the Remote Play app as an exception in your antivirus or Windows Firewall. Port Forwarding: ps remote play error code 80001fff
Network Address Translation (NAT) determines how easily your console can connect to other devices. If your NAT type is "Strict" or Type 3, Remote Play may struggle to maintain a connection. Go into your router’s settings, find the IPv6
Error 80001fff isn’t a sign your PlayStation is broken. It’s not a ban. It’s not a hardware failure. It’s a between your router, your console, and your remote device. Remote Play loves IPv4
: Ensure your router has UPnP enabled or manually forward the following ports to your console's IP address: UDP 9296, 9297, and 9303 .