The basic steps to get your 3DS online

To connect a Nintendo 3DS to WiFi, go to the home screen, open System Settings (the wrench icon), select Internet Settings, then choose your network from the list and enter the password. The 3DS will test the connection and save it so you stay connected each time you turn it on. The whole process takes about two minutes if you know your WiFi password.

The 3DS works with any standard WiFi network — the same one your phone or laptop uses. You do not need a special router or a separate account. If your network is hidden (does not broadcast its name), you can still connect by typing the network name manually in the setup screen.

Key Takeaways

  • Open System Settings from the home screen, then go to Internet Settings to find and select your WiFi network.
  • You will need your WiFi password, which is usually on the back or bottom of your router or in your internet bill.
  • The 3DS can store multiple networks, so if you move between home and a friend's house, it will remember both.
  • If the connection test fails, move closer to the router or restart both the 3DS and your router before trying again.

Finding your WiFi network and password

When you open Internet Settings and select "Connection Settings," the 3DS will scan for networks in range and show you a list. Look for the name of your network — this is called the SSID and is usually something like "Netgear-5G" or "ATT-WiFi-Home." If you see multiple networks, pick the one you pay for or the one your household uses.

You will then be asked to enter the password. This is not the password you use to log into your router's settings page — it is the WiFi password, sometimes called the network key or passphrase. Check the back or bottom of your router for a sticker with the default password, or look in your internet bill or account page. If you changed the password and cannot remember it, you can reset it by holding the reset button on the router for 10 seconds, though this will disconnect all your devices.

What to do if the connection test fails

After you enter the password, the 3DS runs a connection test. If it fails, the most common reason is that the password was typed wrong — the 3DS is case-sensitive, so "MyPassword" is different from "mypassword." Delete the network from your saved list and try again, typing slowly and checking each character.

If the password is correct but the test still fails, move the 3DS closer to the router. The 3DS has a weaker WiFi antenna than modern phones, so it may not reach as far. If you are more than 30 feet away or there are thick walls between you and the router, the signal may be too weak. Once you are closer and the test passes, you can move back to your usual spot — the connection will stay active as long as the signal is strong enough.

If moving closer does not help, restart both devices: turn off the 3DS completely, unplug the router for 10 seconds, plug it back in, and wait for it to fully boot before turning the 3DS back on. Then try the connection test again.

Connecting to networks that hide their name

Some routers are set to not broadcast their network name, so it will not show up in the list the 3DS displays. If this is your network, you can still connect by choosing "Other" at the bottom of the network list and typing the name manually. Make sure you type the exact name — spaces and capital letters matter.

Hidden networks are less common in homes but more common in offices or apartment buildings. If you are trying to connect to a hidden network that is not yours, ask the person who runs it for the exact network name and password.

Saving multiple networks and switching between them

The 3DS can store up to three WiFi networks at once. If you connect at home, then visit a friend's house, you can add their network as a second connection. The next time you are at their place, the 3DS will recognize their network and connect automatically without asking for the password again.

To add a second network, go back to Internet Settings and choose "Connection Settings" again. The 3DS will show your saved network first, but you can scroll down and select "Other" to add a new one. If you ever need to remove a saved network — for example, if you change your WiFi password — go to Internet Settings, highlight the network, and choose "Delete."

Why your 3DS might disconnect or lose connection

If your 3DS connects but then drops the connection after a few minutes, the issue is usually signal strength, not the password. Move closer to the router or check whether something metal or electronic is blocking the signal — microwaves, cordless phones, and baby monitors all use the same frequency as WiFi and can cause interference.

If the connection drops only when you are using certain games or apps, the problem may be that your internet is slow or unstable rather than the 3DS itself. You can check your connection speed by going to System Settings, Internet Settings, and choosing "Connection Test." The 3DS will show your download speed. If it is below 1 Mbps, your internet may be too slow for online play, though it should still work for downloading games or updates.

Updating your 3DS after connecting to WiFi

Once you are connected, the 3DS may prompt you to download a system update. These updates are important for security and stability, and they require a WiFi connection. The update usually takes 5 to 15 minutes depending on the size and your internet speed. Do not turn off the 3DS during an update — if the power cuts out, the system may not boot properly afterward.

If an update is available but you do not want to install it right away, you can dismiss the prompt and update later. To check for updates manually, go to System Settings, choose "System Update," and select "Update." The 3DS will not force you to update immediately, but some online features may not work until you do.

Frequently Asked Questions

Can I connect a 3DS to a 5GHz WiFi network?

The original 3DS and 3DS XL only work with 2.4GHz networks. The New 3DS and New 3DS XL support both 2.4GHz and 5GHz. If your router broadcasts both, the 3DS will see the 2.4GHz network in the list. If your router only broadcasts 5GHz, the 3DS will not see it — you will need to enable the 2.4GHz band in your router settings.

Do I need a Nintendo Switch Online membership to use WiFi on my 3DS?

No. The 3DS connects to WiFi for free and does not require any subscription. Nintendo Switch Online is a separate service for the Switch console. Your 3DS can download games, browse the eShop, and play online games without paying anything beyond your regular internet bill.

What if I forgot my WiFi password?

If you have another device connected to the network (a phone or laptop), you can usually find the password in the WiFi settings on that device. On Windows, go to Settings, Network, WiFi, Manage Known Networks, select your network, and choose Properties. On Mac, hold Option and click the WiFi icon in the menu bar. If you cannot find it anywhere, you can reset the router to factory settings by holding the reset button for 10 seconds, which will restore the default password printed on the router.

Can I use my 3DS on a public WiFi network like at a coffee shop?

Yes, the 3DS can connect to public networks the same way it connects to home WiFi. Some public networks require you to open a web browser and log in or accept terms before you can use the internet. The 3DS does not have a full web browser, so if the network requires a login page, you may not be able to connect. Ask the business if they have a network that does not require a login, or try connecting from a device with a browser first to complete the login.