Minecraft Realms Error Code 401: How to Fix It

Easy 10-20 minutes Medium Severity Verified June 2026
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Error Code
Realms Error 401
Brand
Minecraft
Product Type
game
Severity
Medium
DIY Difficulty
Easy
Estimated Fix Time
10-20 minutes
Minecraft Realms Error 401 occurs when your game loses authentication with Minecraft's servers, preventing you from accessing your realm. This usually happens due to session timeouts, account issues, or network connectivity problems that can be resolved with a few simple steps.
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Tools You'll Need

How to Fix Error Code Realms Error 401

  1. Sign out and back into your Microsoft account

  2. Check your internet connection

  3. Clear Minecraft's cached data

    Back up any important save files before clearing cached data

  4. Update Minecraft to the latest version

  5. Disable VPN or proxy connections

  6. Check Minecraft server status

  7. Reset network settings

    Administrator privileges required for Windows users
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When to Call a Professional

Contact Mojang Support if the error persists after trying all steps and Minecraft services are confirmed to be working normally. This may indicate an account-specific issue that requires official assistance.

Frequently Asked Questions

Why do I keep getting Minecraft Realms Error 401?
Error 401 typically occurs due to authentication timeouts, especially if you've been playing for extended periods. It can also happen if your Microsoft account has security restrictions or if there are network connectivity issues between your device and Minecraft's servers.
Does Error 401 affect my saved worlds?
No, Error 401 only affects your ability to connect to Realms and doesn't impact your local saved worlds. Your Realm data is safely stored on Minecraft's servers and will be accessible once the authentication issue is resolved.
Can I fix Error 401 on mobile devices?
Yes, the same basic steps apply. Sign out and back into your Microsoft account through the game settings, ensure you have a strong internet connection, and try restarting the Minecraft app. You may also need to clear the app's cache through your device's settings.
How long does it take to fix Minecraft Realms Error 401?
Most cases can be resolved in 10-20 minutes by signing out and back into your account. If network issues are involved, it may take longer depending on your internet connection stability and whether server-side problems exist.
Will I lose my Realm subscription if I get Error 401?
No, Error 401 is a temporary authentication issue and doesn't affect your Realm subscription status. Your subscription remains active and you'll regain access once the login problem is resolved.

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