Error Code: 105-4235


  • The update stops during download and the error message "Unable to connect to server" is displayed.

What to do:

  • Review our Network Status page.

    If the Wii U Nintendo eShop service is undergoing maintenance, you will receive this error code when attempting to perform a system update. Click here to view our Network Status page.

  • Check for wireless interference.

    Wireless interference between your Wii U and wireless router may be causing the download to time-out.

    As an easy solution, try moving the Wii U into the same room as your wireless router during the update, and then moving the Wii U back once the update is complete.

    If you are unable to do this, try our more extensive wireless interference troubleshooting. [How to]

  • Manually enter network your IP address and DNS settings into your Wii U.

    Entering your network information into the Wii U my improve your connection with your network and allow the update to complete. [How to]

Still Not Resolved:

  • If the issue persists, please contact us at 1-800-255-3700. Specially trained representatives will be available to assist you, 6:00am - 7:00pm (PST), seven days a week.

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