This means that the connection will be faster and more reliable. With a wired connection, your PS4 is directly connected to your internet modem using an ethernet cord. When your PS4 is connected to the internet with WiFi, you might experience slower speeds because of the distance or any objects between your console and the modem that could weaken the connection. If your PS4 WiFi connection is slow, you should consider switching to a wired connection. Switch to a wired connection instead of using Wi-Fi If your PS4 is running slow, there are several things you can do to improve your internet speeds and prevent any lagging or freezing in the middle of the game. You didn’t get a chance to react or defend yourself because the connection was lagging. You’re right about to get a kill shot, but suddenly, your character is dead on the ground. Gamers have all experienced the dreaded lag in the middle of a game.