Core Keeper
39 articlesGuides for your Core Keeper server: joining, settings, worlds and backups, mods and troubleshooting.
Can friends on other platforms join your Core Keeper server?
Step-by-step instructions, screenshots, and fixes.
Changing a setting did not change your Core Keeper world
Step-by-step instructions, screenshots, and fixes.
Core Keeper server FAQ
Step-by-step instructions, screenshots, and fixes.
Core Keeper server problems and fixes
Step-by-step instructions, screenshots, and fixes.
Core Keeper server settings: every option explained
Step-by-step instructions, screenshots, and fixes.
Friends cannot join your Core Keeper server
Step-by-step instructions, screenshots, and fixes.
How many players can play on a Core Keeper server?
Step-by-step instructions, screenshots, and fixes.
How much RAM does a Core Keeper server need?
Step-by-step instructions, screenshots, and fixes.
How to add mods to your Core Keeper server
Step-by-step instructions, screenshots, and fixes.
How to back up and restore your Core Keeper world
Step-by-step instructions, screenshots, and fixes.
How to become admin on your Core Keeper server
Step-by-step instructions, screenshots, and fixes.
How to change player slots on your Core Keeper server
Step-by-step instructions, screenshots, and fixes.
How to change the Game ID of your Core Keeper server
Step-by-step instructions, screenshots, and fixes.
How to download your Core Keeper world
Step-by-step instructions, screenshots, and fixes.
How to find your Core Keeper Game ID
Step-by-step instructions, screenshots, and fixes.
How to host a Core Keeper server (2026)
Step-by-step instructions, screenshots, and fixes.
How to invite friends to your Core Keeper server
Step-by-step instructions, screenshots, and fixes.
How to join your Core Keeper server
Step-by-step instructions, screenshots, and fixes.
How to keep your Core Keeper server private
Step-by-step instructions, screenshots, and fixes.
How to kick and ban players on your Core Keeper server
Step-by-step instructions, screenshots, and fixes.
How to let a friend help run your Core Keeper server
Step-by-step instructions, screenshots, and fixes.
How to restart your Core Keeper server on a schedule
Step-by-step instructions, screenshots, and fixes.
How to run several worlds on your Core Keeper server
Step-by-step instructions, screenshots, and fixes.
How to see who is online on your Core Keeper server
Step-by-step instructions, screenshots, and fixes.
How to set the world name, seed and Hard mode on your Core Keeper server
Step-by-step instructions, screenshots, and fixes.
How to set up your Core Keeper server: key settings
Step-by-step instructions, screenshots, and fixes.
How to start a new world on your Core Keeper server
Step-by-step instructions, screenshots, and fixes.
How to start your Core Keeper server for the first time
Step-by-step instructions, screenshots, and fixes.
How to update or remove mods on your Core Keeper server
Step-by-step instructions, screenshots, and fixes.
How to update your Core Keeper server
Step-by-step instructions, screenshots, and fixes.
How to upload your own Core Keeper world
Step-by-step instructions, screenshots, and fixes.
How to use Quick Tasks on your Core Keeper server
Step-by-step instructions, screenshots, and fixes.
How to use the Console on your Core Keeper server
Step-by-step instructions, screenshots, and fixes.
Players cannot join your Core Keeper server after a game update
Step-by-step instructions, screenshots, and fixes.
You are not admin on your Core Keeper server
Step-by-step instructions, screenshots, and fixes.
Your Core Keeper Game ID changed after a restart
Step-by-step instructions, screenshots, and fixes.
Your Core Keeper server is stuck on starting
Step-by-step instructions, screenshots, and fixes.
Your Core Keeper server made a new world instead of loading yours
Step-by-step instructions, screenshots, and fixes.
Your Core Keeper server stops after you add a mod
Step-by-step instructions, screenshots, and fixes.
Free Core Keeper tools
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