Main Deco Failed to Complete Setup

You may encounter one of the following problems or error codes appearing during the basic configuration of the main Deco, please refer to the below suggestions for troubleshooting when you have the problems.

LED on the main Deco is abnormal

LED is not pulsing blue

• Find the RESET button at the bottom of the Deco, press it for one second, then release it, and then the LED on the main Deco will turn yellow, then wait for 2 minutes till the LED turn pulsing blue.

LED is off

• Change the power adapter and/or outlet.
• Try a different power supply from the packaging

Unable to find the default Wi-Fi name of Deco or can’t connect to the default Wi-Fi name.

Please refer to this link for troubleshooting.

Unable to find Deco; Error code: We couldn’t find your Deco.

Please refer to this link for troubleshooting

Unable to complete WAN setup; Error Code: Ethernet Cable is Not Connected.

• Use a different Ethernet cable to connect the modem to the main Deco.
• Change the Ethernet port on the main Deco
• Connect a laptop to the modem directly and verify service.

Unable to create WiFi network; Error Code: Failed to connect to TP-Link Cloud/Unable to apply your network settings/Failed to create Wi-Fi network.

Check the LED status on the main Deco:

• if the LED is solid green/white, it means the Wi-Fi has been created already. You can force the Deco app to close and go to the Settings -> Wi-Fi page of the phone to manually connect to the new Wi-Fi network.
• If the LED is still pulsing blue, please set it up again with a different Wi-Fi name.

Unable to connect to the Wi-Fi network; Error Code: Failed to connect to XXXX (the new Wi-Fi name you just created).

Make sure your phone is connected to the Wi-Fi name you created during the setup of your Deco.

Internet connect test failed; Error Code: Unable to connect to the Internet.

Please refer to this link for troubleshooting.

If the above suggestions do not solve your concern please contact TP-Link support.