There might have been a problem in connecting to the network, or the PlayStation™Network or the server of the service provider might be temporarily busy.
- Check the connection status of the PlayStation 4 in Settings > Network  > Test Internet Connection.
 - Try the following:
- Other devices on your network might be using a large amount of bandwidth. Wait until they are finished.
 - Check that your router and modem support PlayStation
 - Contact your Internet service provider for details.
 - Reset your local network connection by powering off your modem or router and waiting five minutes before turning it back on.
 - Update your router's firmware. Please contact your router manufacturer or Internet Service Provider (ISP) for assistance if required.
 - If you are using a Wi-Fi connection, place the PlayStation 4 system and the router closer together, making sure there are no obstructions between them.
 
 - The following port numbers are used to connect with the PSN servers using the Internet. Make sure they are not blocked by the router.
- TCP: 80, 443, 3478, 3479, 3480
 - UDP: 3478, 3479
 
 - If you have been using a specific DNS server, go to Settings  > Network > Set Up Internet Connection  > Custom and change the DNS settings.
 - If you're still experiencing difficulties, please try again later as the server may be experiencing high traffic.