While using Nintendo Switch, error code 2122-2403 is displayed.
What to Do:
Ensure your console has the latest system update.
If your console is already up to date, restart it by holding down the POWER Button for three seconds, then select "Power Options" > "Restart."
If your console is up to date and the error persists, you can troubleshoot your network, or try connecting to the Internet using a different access point.
Situation Not Resolved:
If you would like further assistance, please contact Nintendo Customer Service.