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How to fix "Your client could not be authenticated to the Minecraft auth servers" new world?

Alton Alexander
By Alton AlexanderUpdated on June 4th, 2022

If a client cannot be authenticated, it means that the client could not be verified as a legitimate user. This can happen for a variety of reasons, such as if the client's credentials are invalid or if the client does not have the necessary permissions to access the requested resources. If this error code occurs, it is important to first determine the cause before taking any further action.

You are here because you have a question about:

  • new world error response code
  • your client could not be authenticated new world

1. Check the client's credentials and try again

  1. Check the client's credentials by entering their username and password into the login form below.
  2. If the credentials are correct, the message should say "You are logged in."
  3. If the credentials are not correct, the message should say "Client could not be authenticated."
  4. Try again by entering the correct username and password.

2. Check the client's IP address and try again

  1. Open Control Panel > Network and Internet > Network Connections.
  2. Right-click the network connection that your client is using and select Properties.
  3. Under the General tab, make sure that the IP address is listed.
  4. If the IP address is not listed, right-click the network connection and select Properties.
  5. Under the General tab, make sure that the IP address is listed.
  6. If the IP address is not listed, open a command prompt and type ping <IP address>:80.
  7. If the ping command is successful, your client is using the correct IP address.
  8. If the ping command is not successful, your client may not have the correct IP address or the connection may be down.
  9. Try connecting to your client again.

If the answers above didn't work then you should also try:

  1. Check the client's permissions and try again.
  2. Try restarting the client.
  3. Try restarting the server.