This guide will help you if you see a Nintendo DS connection error.
Error code 51300 or 51099: This means that the security code entered on the Nintendo DSi does not match the security code of the router. Pay special attention to the security key, which you can find in your router’s settings, and enter it exactly as it appears (the key is case sensitive).
Applies to: ÂNew Nintendo 3DS, New Nintendo 3DS XL, New Nintendo 2DS XL, Nintendo 3DS, Nintendo 3DS XL, Nintendo 2DS, Nintendo DSi, Nintendo DSi XL, Nintendo DS, Nintendo DS Lite
The information in this article can help you if your system cannot find your wireless network, usually due to an unresponsive router or incompatible network settings
What To Do?
- If your connection worked before but was recently lost, turn off your modem and router, then turn it back on and try again.
- If you still cannot connect, check for radio interference.
Important: If you receive this error code on your Nintendo DS or try to play Nintendo DS games online, please note that online services for Nintendo DS software are no longer supported. Learn more about dropping a Nintendo Wi-F connectioni.
If the problem persists, please contact us for help.
Why Won’t My Nintendo 3DS Connect To Wi-Fi?
Troubleshooting 3DS Or 2DS Network Connection Issues