This Article Applies to:

All Deco models

Typical problem description:

1. Main Deco turned red after creating the Wi-Fi name and password during the setup;

2. Main Deco went solid red after working normally for a long time, rebooting could not get back to green/white.

Possible Reasons and Suggestions:

Case One: Main Deco turned red during the setup.

Step1: Click  “Skip This Step” on the bottom of the error page to finish the current setup.

Step2: Go to Deco APP>More>Advanced>IPV4 and make sure you have chosen the correct internet connection type.

Please confirm with the ISP first if you are not sure about internet configuration details

Step3: Go to Deco APP>More>Advanced>IPV4 and check whether there is a valid IPv4 address.

• If the IP address is blank, please unplug the cable between modem and main Deco, connect a computer to the modem and check whether there is internet service on the computer.
• If there is an IP address, please refer to this link to change the DNS server to be 8.8.8.8/8.8.4.4 as well.

Step 4. Clone the MAC address of the computer on Deco.

Case Two: Deco suddenly went to red after working fine for a long time.

Step 1.Please go to Deco APP>More>Advanced>IPV4.

• If the IP address is blank, please unplug the cable between modem and main Deco, connect a computer to the modem and check whether there is internet service on the computer.
• If there is an IP address, please refer to this link to change the DNS server to be 8.8.8.8/8.8.4.4 as well.

Step 2. Try to clone the MAC address of the computer:

Step 3. Conact us with the following information:  

• The service provider and model number of ISP fiber/cable modem;
• A picture of the IPv4 settings on the Deco APP;
• A picture of the IP settings (IP and subnet, gateway/DNS server) on the PC when it is connected to the ISP modem-How to find IP address on your devices?

Case Three: Deco will randomly turn red during the day.

If it is the case, the Deco might experience a unstable connection. And please refer to the following link for more suggestions:

Fix unstable connection when connected to the Deco network-Case one