How to join the beta for Minecraft: Java Edition

[Windows Central]

Rather than enrolling in a dedicated beta program, Minecraft: Java Edition allows you to select a slice of pre-release software for you to try.
The Java Edition of Minecraft is often considered to be the quintessential Minecraft experience by many hardcore Minecraft fans. So it stands to reason that Mojang would offer a way to test upcoming updates before their official release. Mojang often releases updates and such for Minecraft: Java Edition weeks or even months before the cross-platform Bedrock Edition sees it.

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