If there were no issues with the firewall settings and you still can’t join any games after disabling the firewall completely, then you should try refreshing the network connection. That way you will be able to easily join any game without further complications.

If everything works then you need to configure the firewall settings in a way that they don’t block port 4000. Try disabling the firewall from the windows settings for a brief period and then launching your game. You need to ensure that your port is not getting blocked by the firewall. However, if you’re sure that the servers didn’t go offline and you’re having this issue with your game then try checking the firewall settings on your game. So, as soon as the servers restart your character will be available again and hopefully you won’t have to do anything to get this error fixed with your Diablo 2. This is true for users that were playing the game while the server went offline. Once the servers are back online you can then relaunch the game and then try joining a game using your character and everything should work perfectly. Usually, it is a bug that happens when the servers go down, you don’t have to do anything except to wait it out. If your Diablo 2 is having a similar problem then the solutions mentioned below can potentially fix this error. Many players have recently been reporting issues with running into the “Failed to join game” error. Overall, all the classes in this game are balanced and if you’re good enough you can play in any class and dominate other classes that are around the same level. There are a lot of options available to what specialization you want your character to have. It is pretty fun to compare character stats with your friends and try out some PVP. Even though Diablo 2 is a very repetitive game you don’t get bored after hours of gameplay.

Diablo 3 can't join friends game ps4