TP-Link Deco X20-4g User manual

Deco X20
Superior Mesh Wi-Fi, Everywhere
User Guide
AX1800 Whole Home Mesh
Wi-Fi 6 System
1910013137 REV4.0.0 © 2021 TP-Link

Contents
About This Guide ···················································· 1
Appearance ······························································· 2
Set Up Your Deco ··················································· 3
Dashboard·································································· 6
Add More Decos····················································· 7
Check Deco Status ··············································· 8
Set Main Deco························································10
Remove/Reboot Deco ·······································11
Manage Connected Devices ·························12
Sort Devices By Locations······························16
Create a New Network·······································17
Change Network Owner ···································19
Delete a Network ··················································20
Add Smart Devices··············································21
Shortcut·····································································22
Automation·······························································24
HomeShield ·····························································28
Wi-Fi Settings··························································29
Guest Network ·······················································30
Blacklist ······································································31
Upgrade Your Deco·············································32
Advanced Features ·············································33
WPS··············································································38
Managers ··································································39
Control Your Deco with Alexa·························41
Troubleshooting ····················································42
Authentication························································43

1
About This Guide
This guide provides a brief introduction to Whole Home Deco Mesh Wi-Fi 6 System and the Deco app, as well as regulatory information.
Features available in Deco may vary by model and software version. Deco availability may also vary by region or ISP. All images, steps, and descriptions
in this guide are only examples and may not reect your actual Deco experience.
Conventions
In this guide, the following conventions are used:
Convention Description
Deco Stands for Deco Whole Home Mesh Wi-Fi System/
Unit.
Underline Hyperlinks are in teal and underlined. You can click to
redirect to a website or a specic section.
Teal
Key information appears in teal, including
management page text such as menus, items,
buttons and so on.
Note: Ignoring this type of note might result in a malfunction
or damage to the device.
Tips: Indicates important information that helps you make
better use of your device.
More Info
• Specic product information can be found on the product page at
https://www.tp-link.com.
• A Technical Community is provided for you to discuss our products
at https://community.tp-link.com.
• Our Technical Support contact information can be found at the
Help center of the Deco app and the Contact Technical Support
page at https://www.tp-link.com/support.
Speed/Coverage/Device Quantity Disclaimer
Maximum wireless signal rates are the physical rates derived from IEEE
Standard 802.11 specications. Actual wireless data throughput and
wireless coverage, and quantity of connected devices are not guaranteed
and will vary as a result of network conditions, client limitations, and
environmental factors, including building materials, obstacles, volume and
density of trac, and client location.
MU-MIMO Disclaimer
Use of MU-MIMO requires clients to also support MU-MIMO.
IoT Compatibility Disclaimer
IoT compatibility refers only to smart devices that can be controlled via the
Deco app. Other wireless devices can still connect to Deco for normal Wi-Fi
use.
Seamless Roaming Disclaimer
Clients need to support 802.11k/v/r and may require additional set up.
Performance may vary depending on the client device.
HomeShield Disclaimer
HomeShield includes the Free Basic Plan. Fees apply for the Pro Plan. Visit
tp-link.com/homeshield for more information.

2
Appearance
Each Deco has an LED that changes color according to its status, two RJ-45 Ethernet ports, a power slot, and a Reset button.
See the explanation below:
Tip: The product label can be found at the bottom of the product.
Pulse Yellow:
Deco is resetting.
Solid Yellow:
Deco is starting up.
Pulse Blue:
Deco is ready for setup.
Solid Blue:
Deco is setting up.
Pulse Green:
Deco is upgrading rmware.
Solid Green:
Deco is all set up and connected.
Pulse Red:
The satellite Deco is disconnected
from the main Deco.
Solid Red:
Deco has an issue.
Ethernet Ports:
For connecting Deco to your modem, the Ethernet outlet,
or for other internet services in Wireless Router mode.
Reset Button:
Press for 1 second and release to reset Deco to factory
default settings. The light changing from pulsing yellow to
solid yellow indicates a successful reset.
Power Slot:
For connecting Deco to the power socket via the provided
power adapter.

3
Set Up Your Deco
The intuitive Deco app guides you through an easy setup process that gets each unit up and all your devices connected.
Follow the steps below to set up your Whole Home Deco Mesh Wi-Fi 6 System.
1. Download and install the Deco app
Scan the QR code below or go to Google
Play or the App Store to download the Deco
app. Install the app on your Android or iOS
smartphone or tablet.
or
2. Log in or sign up with TP-Link ID
Open the app. Use your TP-Link ID to log in. If
you don’t have a TP-Link ID, sign up rst.
Note: If you forgot your login password, tap Forgot Password?.
The Deco app will guide you through the rest.
3. Identify your Deco
Choose your Deco model.

4
4. Plug in and power on Deco
Power o your modem. Connect your Deco to
the modem and power them both on.
If you don't have a modem, connect the
Ethernet outlet directly to your Deco.
5. Select a location
Select a location for this Deco. If its location
is not listed, you can create a new one by
choosing Custom. This will be the name of
your Deco.
6. Set up internet connection
Select the internet connection type and enter
the information. If you are not sure, contact
your internet service provider.

5
8. Connect to your Wi-Fi network
Connect your phone/tablet to the Deco's Wi-Fi.
7. Create your Wi-Fi network
Set a network name and a password. These
will be the name and password you use to
connect your devices to Wi-Fi.
9. Setup complete
Your Deco network is now up. Connect
all devices to the Deco network. You can
also Add More Decos to expand the Wi-Fi
coverage.

6
Dashboard
After you successfully set up your Deco network, you will see the dashboard of the Deco app. Here you can get an overview of the network status,
create shortcut and automation, customize your home network with enhanced security using a kit of features built to TP-Link HomeShield and set up
various advanced features.
Tap to get an overview of the
network status.
Tap to create shortcut or
automation.
Tap to enter the HomeShield
page for enhanced security.
Tap for more features.

7
Add More Decos
After creating a Deco network, you can add more Decos to the network to expand the Wi-Fi coverage and manage them easily on your Deco app.
1. In Overview, tap +> DECOS. 2. Select the Deco model you want to add, and
follow app instructions to complete the setup.

8
Check Deco Status
In Overview, you can check the working status (online/offline) of all the Decos, check the details (speed/Deco's IP address & MAC address/connected
clients) of each Deco, change the Deco's location/name, and more.
Tap to check all Decos' status. Tap a Deco unit to check more details. Check download/upload speed of the Deco.