How to Fix Nintendo Error Code 2124-5210

The frustration of seeing the cryptic Nintendo error code 2124-5210 flash across your Nintendo Switch screen can ruin your gaming experience. This mysterious code is notorious for interrupting online play across various Nintendo titles. While the error is often caused by temporary outages or connection issues, troubleshooting and restoring functionality isn’t always straightforward. In this guide, we’ll demystify Nintendo error code 2124-5210 by exploring its common causes and providing actionable steps to resolve it. With some patience and a few simple fixes, you can tackle this error code and get back to enjoying uninterrupted gaming on your Nintendo Switch.


If you own a Nintendo Switch, you might have encountered error code 2124-5210 at some point during your gaming sessions. This error can be frustrating, but it usually indicates connectivity issues between your Nintendo Switch console and Nintendo servers. In this article, we’ll explore the common causes of this error and provide a step-by-step guide to help you fix it and get back to uninterrupted gaming.

What is Nintendo Error Code 2124-5210

Nintendo error code 2124-5210 is related to Nintendo Accounts and is often triggered by a temporary service outage. When this error occurs, it can affect any game that relies on an internet connection. Here are some common causes of error code 2124-5210:

  1. Temporary Service Outage: Often, this error is due to a temporary service outage related to Nintendo Accounts.
  2. Communication Glitches: Communication glitches between your Nintendo Switch console and Nintendo servers can also trigger this error.
  3. ISP Restrictions: Some Internet Service Providers (ISPs) may have restrictions that prevent your Nintendo Switch from connecting to Nintendo servers.
  4. Corrupt Firmware: Corrupt firmware on your Nintendo Switch can lead to error code 2124-5210.
  5. Overwhelming Number of Players: During peak times, when many players are trying to connect to Nintendo servers, this error can become more prevalent.

Now, let’s dive into the steps you can take to fix error code 2124-5210 and get back to your gaming adventures.

Fix Steps

1. Wait and Try Again Later

Since error codes 2124-5210 are often associated with temporary service outages, one of the simplest solutions is to wait for a while and then try again. It’s possible that the issue will resolve itself as Nintendo’s servers come back online.

2. Check Nintendo’s Server Status

To determine if the problem is on Nintendo’s end, visit their official website and check the status of their servers. If the servers are down, you’ll need to be patient and wait until they’re operational again.

3. Check Your Internet Connection

A stable internet connection is crucial for online gaming. Make sure your internet is working correctly. You can try resetting your router or modem to see if that resolves the issue.

4. Restart Your Nintendo Switch

Sometimes, a simple restart can solve the problem. To restart your Nintendo Switch, hold down the power button for a few seconds, select “Power Options,” and then choose “Restart.”

5. Contact Nintendo Support

If none of the above steps work, don’t hesitate to reach out to Nintendo Support for further assistance. They can provide more personalized guidance to resolve the error.

6. Check for System Updates

Ensure that your Nintendo Switch is running the latest system updates. Go to “System Settings” > “System” > “System Update” and select “Check for Updates.”

7. Check for Game Updates

If you encounter error code 2124-5210 while playing a specific game, ensure that the game is up to date with the latest updates. Go to the game’s icon on the home screen, press the “+” button, and select “Software Update” > “Via the Internet.”

8. Check Your DNS Settings

If the error persists, consider changing your DNS settings. Go to “System Settings” > “Internet” > “Internet Settings” > “Change Settings” > “DNS Settings” > “Manual.” Enter the following DNS settings: “Primary DNS:” and “Secondary DNS:”

9. Check Your NAT Type

For online multiplayer games, your NAT type can affect connectivity. Go to “System Settings” > “Internet” > “Test Connection.” If your NAT type is “D” or “F,” you may experience connectivity issues. You can attempt to resolve this by enabling UPnP on your router or setting up a DMZ for your Nintendo Switch.

10. Reset Your Nintendo Switch

As a last resort, you can try resetting your Nintendo Switch to its factory settings. Be aware that this will erase all data on your console, so ensure you back up your data before proceeding. To reset, go to “System Settings” > “System” > “Formatting Options” > “Initialize Console” > “Initialize Nintendo Switch.”


Nintendo error code 2124-5210 can be an annoyance, but with the steps mentioned above, you should be able to tackle it and enjoy uninterrupted gaming on your Nintendo Switch. Remember that this error is not exclusive to any particular game and can occur during online play across various titles. Patience and a systematic approach to troubleshooting are key to resolving this issue.

Leave a Comment