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From the website team

Unstable SMP Blogs

Practical answers for the things that get between you and playing: setup, connection errors, performance, and account safety.

Find your next step

What do you need help with?

Just need the address? Open the server IP page. For your first connection, use How to join.

The full collection

All posts

Connection advice and community references, written for the public Java server. Each post has a specific problem to solve.

Connection help

Fix Unstable SMP connection problems

Match Unknown Host, outdated client, timeout, connection refused, and sign-in errors to a specific next step instead of changing settings at random.

Updated September 15, 2026

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Getting started

Your first Unstable SMP session

Save a reusable server entry, check your Java client, reconnect after a disconnect, and understand what public-server access includes.

Updated September 15, 2026

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Community links

Official Unstable SMP links

Choose the right destination for Minecraft, Discord, and creator videos. Check an invite before following it and keep public and private access separate.

Updated September 15, 2026

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