Make sure that you refresh the game before heading to the two other troubleshooting steps below. Sometimes, this obvious and simple troubleshooting step is skipped by many players. The first solution that you want to try is to ensure that you restart your Call Of Duty Warzone game. Fix #1: Restart your Call Of Duty Warzone game. Check out the solutions in this guide below. Because there are several possible reasons for this problem there are a number of troubleshooting steps or solutions that you can try. How To Fix COD Warzone “Connection Failed” on PS4?Ĭall Of Duty Warzone connection failed error can be caused by a number of factors. If you are experiencing this problem and you have no idea how to fix it, make sure to check the solutions below. In today’s troubleshooting article, we will show you how to fix Call Of Duty Warzone connection failed error on the PS4. We have been getting reports from some players about an issue in Warzone preventing them from playing online.