The server IP for Lostwave is lostwave.com. You can copy the server IP or find Discord, website or more information in server info.
Open your Launcher. Next, click the Play button. Select the Multiplayer option from this menu.
Click on "Add Server", type lostwave.com, and then hit "Done".
It will usually take a couple of seconds for the connection to become available. Once it does, it should be able to turn green.
You may now click on "Join Server", to play on Lostwave.
Lostwave supports Minecraft clients version 1.18.1.
The Lostwave server is located in United States, was last accessed 7 minutes ago and has a very fast connection.