Download Ps4 Test Internet Connection Images. Or you can check on the article on ps4 won't connect to the wifi. I'm trying to remote play with vita and pstv, but this new router is killing my gaming experience.
This may get all the network traffic to your ps4 and reduce the network restrictions when using your ps4. Or you can check on the article on ps4 won't connect to the wifi. Internet speed tests, like this one or the test found at speedtest.net, measure the latter, or the speed reaching the device running the test.
Go to settings > network, and then select test internet connection.
If the ip address of your proxy server changes, your ps4 won't be able to connect to the internet. This means that the connection will be faster and more reliable. Perform a network speed test on your device. From there go to set up internet connection, and select either wifi or lan cable depending on what you're using.