How to Change Your Server Seed

Changing your Minecraft server's generation seed to create a new world.

Changing your Minecraft server's generation seed to create a new world.

The server seed determines the layout, terrain, and structures of your Minecraft world. If you want to start a brand-new adventure with a specific landscape or a randomized seed, follow this step-by-step guide to update it properly.

Back Up Your Server

Before making any changes to your server files, always create a complete backup.

If you are a premium user :

  1. Stop your server completely to prevent file corruption.
  2. Go into your server's file manager.
  3. Click on Backups. Backups Tab
  4. Click Create Backup. Create Backup

If you are a freemium user :

  1. Stop your server completely to prevent file corruption.
  2. Go into your server's file manager.
  3. Click on SFTP. SFTP Tab
  4. Remember your SFTP credentials. Credentials
  5. Open your preferred SFTP client (e.g., WinSCP)
  6. Enter your SFTP credentials and log in.
  7. Download your server files into your computer.
  8. For this guide, only download your world folder.

For a more detailed explanation, please refer to our guide: How to Use SFTP with MCServerHost

Change Your Seed

Once your backup is ready, let's change the seed!

  1. Go into your Server Dashboard
  2. Scroll down untill you see Server Configuration
  3. Change the Level Seed to your desired seed. Server Configuration

Delete the Old World Folder

Important: Changing the seed in your configuration file will not affect an already generated world. You must delete the old world save so the server can generate a fresh one using your new seed.

  1. Locate your world folder (typically named world or whatever name is specified under level-name in server.properties).
  2. Delete these world folders entirely.

Start the Server

Start your server back up. The server will automatically generate a brand-new world using your newly configured seed. Join the game and enjoy!

Similarly, if you are having any type of issue or problem with your server at MCServerHost, you can always get in touch with us by joining our Discord server or writing us at support@mcserverhost.com.

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