There are three ways to play multiplayer in "Minecraft: Java Edition:" through an online server, a LAN server, or a "Minecraft Realms" server.

How to play multiplayer on Minecraft Java in 2023 Any user with a Mojang account on which they have purchased the game may access Minecraft's large range of servers.

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.

The best thing about the multiplayer mode in Minecraft is that it is available on all platforms. However, Bedrock Edition players cannot play with Java Edition players on online servers or realms ...