The information in this article can help you when error code 2110-1118 is displayed on Nintendo Switch.
What to try:
Restart the Nintendo Switch console.
To restart the console, press the POWER Button for three seconds, and then select Power Options followed by Restart.
Power cycle your home network.
Restarting your network devices may resolve this issue if it is related to the devices being unresponsive. After restarting the devices, and prior to testing the Nintendo Switch console's Internet connection, ensure the network devices are powered back on and that other devices are able to connect online.
Create a new Internet connection.
Set up a new Internet connection, ensuring that you are attempting to connect to the correct network, and that you are receiving a strong wireless signal from the network.
Move the Nintendo Switch console closer to the wireless router.
If possible, place the Nintendo Switch within 10 to 15 feet of the wireless router to improve the signal strength during troubleshooting.
It may be helpful to remove the Nintendo Switch console from the Nintendo Switch dock while troubleshooting, and then return the console when troubleshooting is complete.
Move any metal objects or electronic devices away from your Nintendo Switch console and wireless router.
Metal objects and electronic devices may interfere with wireless signals. If you have any of these, such as filing cabinets, speakers, power strips, glass, or cordless phones, next to your console or wireless router, move them away.
Situation Not Resolved:
If you would like further assistance with the Nintendo Switch console, please contact Nintendo Customer Service.
Chat to our Customer Service Team