However, the beta for the Minecraft: Java Edition is a little different from others you may have participated in. Instead of having you enroll in a beta program, Mojang instead releases snapshots.

For those using Minecraft’s Java Edition, you’ll need to purchase a Realm from the Minecraft website. Keep in mind that Bedrock Edition players cannot play on the same servers as Java players ...

Local LAN play- it’s best for the players in the same Wi-Fi network. No server is required. Online Servers- host or join the dedicated Minecraft server for the persistent multiplayer experience.