1. Make sure you are on Minecraft version 1.21.1, Once on the Minecraft client, click the Multiplayer button

    Minecraft main menu showing the Multiplayer button

  2. On the Multiplayer screen, click the Add Server button

    Multiplayer screen with the Add Server button highlighted

  3. On the Edit Server Info screen, In the 1st box enter a name you want to call your server in the Server Name textbox. Under 2nd Server Address textbox, paste your server’s address (IP and port)

    Edit Server Info screen with Server Name and Server Address fields

  4. Once you’ve completely filled out your server information, click Done

    Edit Server Info screen with the Done button highlighted

  5. Once you’ve successfully added your server into the Multiplayer page, you can then connect either by clicking on the right-pointing arrow-shaped button over the server icon, double-click on the server, or click the Join Server button while your server is selected.

    Multiplayer screen with the Join Server button and server listing