Obtain a server IP address for Minecraft. Launch Minecraft Java edition. Click on Multiplayer and then Add Server. This will open a prompt that will ask you for the server name and IP address.

In Minecraft, go to Multiplayer > Add Server, use the local IP and connect. After this, you should be able to access it, although you may need to open a port, such as 25656, on your router.

Ensure Java is installed on your PC by verifying with `java -version` and installing it if necessary, as Minecraft servers require Java to run. Launch the server by running `java -jar server.jar ...

When it is, you should be able to connect to the server. Launch Minecraft Java Edition. Click the Multiplayer tab, and then the Add Server option.