Reconnect Your Eufy Vacuum in Three Steps

To reconnect your Eufy vacuum to WiFi, you need to reset the vacuum's network connection, open the EufyHome app, and walk through the pairing process again. The whole process takes about five minutes. Most connection problems happen because the vacuum drifted out of range, the router changed, or the app lost sync with the device — none of these require a factory reset or a call to support.

Start by making sure your vacuum is charged to at least 20 percent battery. A low battery can interrupt the connection process and force you to start over. Place the vacuum within 10 feet of your WiFi router before you begin.

Key Takeaways

  • Press and hold the WiFi button on top of the vacuum for 3 seconds until the light blinks blue, which clears the old connection.
  • Open the EufyHome app, tap the plus icon to add a device, and select your vacuum model from the list.
  • Enter your WiFi password exactly as it appears — the app is case-sensitive and will not connect if you mistype it.
  • Keep the vacuum within 10 feet of the router during setup, then move it to its charging dock once the connection is confirmed.

Reset the Vacuum's WiFi Connection

Locate the WiFi button on the top of your Eufy vacuum. It is a small circular button, usually marked with a WiFi symbol. Press and hold this button for 3 seconds until you see the light on the vacuum blink blue. This blue blinking means the vacuum has cleared its old network settings and is ready to pair with a new connection.

If the light does not blink blue after 3 seconds, hold the button for another 2 seconds. Some models require a longer press. Once you see the blue blinking, release the button and move to the next step within the next two minutes — the vacuum will stop searching for a connection after that window closes.

Open the EufyHome App and Add Your Device

Open the EufyHome app on your phone. If you do not have it installed, read it from the Apple App Store or Google Play Store — it is free. Log in with your Eufy account. If you do not have an account yet, create one using your email address.

Once you are logged in, look for a plus icon or an "Add Device" button, usually in the top right corner or at the bottom of the screen. Tap it. The app will show you a list of Eufy products. Find your vacuum model — it will be listed by name, such as "RoboVac 11S" or "RoboVac G30" — and tap it to select it.

Enter Your WiFi Details

The app will ask you to select your WiFi network from a list. Choose your home network name (SSID) from the dropdown. Then type your WiFi password into the password field. This is where most reconnection attempts fail: the app is case-sensitive, meaning capital letters and lowercase letters are treated as different characters. Type your password exactly as you set it up on your router.

If you are not sure whether your password has capital letters, check your router's label or log into your router's settings page on a computer. Once you have entered the password correctly, tap "Connect" or "Next" depending on your app version. The app will send the WiFi details to the vacuum.

Wait for the Connection to Complete

The app will show a loading screen while it connects the vacuum to your network. This usually takes 30 to 60 seconds. Do not move the vacuum or close the app during this time. The vacuum's light will stop blinking blue and turn solid blue or green once the connection succeeds.

If the connection fails, the app will show an error message. The most common reasons are an incorrect password, a WiFi network that does not support 2.4 GHz (Eufy vacuums do not work on 5 GHz networks), or the vacuum being too far from the router. Go back and check your password character by character, then try again.

Move the Vacuum to Its Dock and Test the Connection

Once the app confirms the connection is successful, place the vacuum on its charging dock. The app should now show the vacuum as "Online" or "Connected" in your device list. Open the vacuum's control screen in the app — you should see battery level, cleaning mode options, and a map if your model supports it.

Send a test command through the app, such as starting a cleaning cycle or having the vacuum return to its dock. If the vacuum responds to the command within a few seconds, the connection is stable. If commands take more than 10 seconds to go through or do not work at all, the vacuum may still be at the edge of your router's range — move the dock closer to the router and try again.

Troubleshoot a Connection That Will Not Stick

If the vacuum connects but then drops offline within minutes, the problem is usually WiFi range or interference. Move the charging dock closer to your router — even 5 feet closer can make a difference. If your router is in a basement or far corner of your home, the vacuum may not stay connected when it is cleaning in distant rooms.

Check whether other devices in your home are having WiFi problems too. If they are, restart your router by unplugging it for 30 seconds, then plugging it back in. If only the vacuum is dropping connection, restart the vacuum by holding down the power button for 10 seconds, then turn it back on and try the reconnection process again.

Some routers have a feature called "band steering" that automatically switches devices between 2.4 GHz and 5 GHz bands. Eufy vacuums only work on 2.4 GHz. Log into your router settings and disable band steering, or create a separate 2.4 GHz network just for the vacuum if your router allows it. Check your router's manual or the manufacturer's website for instructions on how to do this.

Frequently Asked Questions

What if I forgot my WiFi password?

Log into your router's settings page on a computer or phone by typing your router's IP address into a web browser — usually 192.168.1.1 or 192.168.0.1. You will find the WiFi password listed there. If you cannot access the router settings, restart the router and check the label on the back or bottom, which sometimes shows a default password you can use to log in.

Can I reconnect the vacuum to a different WiFi network?

Yes. Follow the same steps: press the WiFi button on the vacuum for 3 seconds until it blinks blue, then use the app to select the new network and enter its password. The vacuum will forget the old network and connect to the new one.

Why does the app say the network is not supported?

Eufy vacuums only work on 2.4 GHz WiFi networks. If your router broadcasts only a 5 GHz network, you will need to enable the 2.4 GHz band in your router settings. Most modern routers broadcast both bands at once, so check your router's settings page to confirm 2.4 GHz is turned on.

How close does the vacuum need to be to the router?

During setup, keep it within 10 feet. Once connected, the vacuum can roam throughout your home as long as it stays within your router's range — typically 50 to 100 feet depending on walls and interference. If the vacuum loses connection in certain rooms, move the dock closer to the router or consider a WiFi extender.

Do I need to reset the vacuum to factory settings if WiFi reconnection does not work?

No. A factory reset should be your last option. Try moving the vacuum closer to the router, restarting the router, and checking your WiFi password first. If none of those work, contact Eufy support with your model number and a description of what you have already tried — they can often solve the problem without a reset.