Setup Video

  • How to set up a VDSL Whole Home Mesh Wi-Fi 6 System (Take Deco X20-DSL as an example)?

    This video guides you step by step to set up your VDSL whole home Mesh WiFi 6 system with Deco X20-DSL as an example.

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  • What to do if I fail to configure the main Deco and get stuck on “Testing Internet Connection”?

    This video provides you with solutions when you fail to configure the main Deco and get stuck on the step ” Testing Internet Connection”.

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  • What to do if I fail to configure the satellite Deco and get stuck on “We couldn't find another Deco”?

    This video provides you with solutions when you fail to configure the slave Deco and get stuck on the step ” We couldn't find another Deco”.

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  • What to do if I fail to configure the main Deco and get stuck on “We couldn't find Deco”?

    This video provides you with solutions when you fail to configure the main Deco and get stuck on the step ” We couldn’t find Deco”.

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A firmware update can resolve issues that the previous firmware version may have and improve its current performance.

To Upgrade

IMPORTANT: To prevent upgrade failures, please read the following before proceeding with the upgrade process

  • Please upgrade firmware from the local TP-Link official website of the purchase location for your TP-Link device, otherwise it will be against the warranty. Please click here to change site if necessary.
  • Please verify the hardware version of your device for the firmware version. Wrong firmware upgrade may damage your device and void the warranty. (Normally Vx.0=Vx.6/Vx.8 (eg:V1.0=V1.6/V1.8);   Vx.x0=Vx.x6/Vx.x8 (eg:V1.20=V1.26/V1.28)
    How to find the hardware version on a TP-Link device
  • Do NOT turn off the power during the upgrade process, as it may cause permanent damage to the product.
  • To avoid wireless disconnect issue during firmware upgrade process, it's recommended to upload firmware with wired connection unless there is no LAN/Ethernet port on your TP-Link device.
  • It's recommended that users stop all Internet applications on the computer, or simply disconnect Internet line from the device before the upgrade.
  • Use decompression software such as WinZIP or WinRAR to extract the file you download before the upgrade.

Deco X20-DSL(EU)_V1_1.0.6 Build 20230303

Published Date: 2023-03-29 Language: English File Size: 27.62 MB

Modifications and Bug Fixes:
Fixed and optimized some HomeShield issues.

Deco X20-DSL(EU)_V1_1.0.5 Build 20221214

Published Date: 2023-01-16 Language: Multi-language File Size: 27.70 MB

Modifications and Bug Fixes:
1. Display the DSL status in the Deco App.
2. Fixed the bug that the clients are not able to connect to the guest Wi-Fi of the satellite Deco in some cases.
3. Fixed the bug that PPPoE connection failure in some cases.
4. Fixed the bug that the Deco X20-DSL may sometimes obtain the wrong time from the Internet.
5. Fixed the bug that the Port Forwarding feature takes no effect in some cases.

Deco X20-DSL(EU)_V1_1.0.4_Build_20210807

Published Date: 2021-08-31 Language: Multi-language File Size: 27.53 MB

Modifications and Bug Fixes:
1.Newly supported Sky MER line in the UK.
2.Optimized the performance of QoS.
3.Fixed the bug that X20-DSL loses Internet connection when log into the Web UI in some scenes.
4.Fixed the bug that fail to create Wi-Fi network during configuration under some ISP lines.

Please update your Deco APP to the latest version for the new features.

To Use Third Party Firmware In TP-Link Products

Some official firmware of TP-Link products can be replaced by the third party firmware such as DD-WRT. TP-Link is not obligated to provide any maintenance or support for it, and does not guarantee the performance and stability of third party firmware. Damage to the product as a result of using third party firmware will void the product's warranty.

Open Source Code For Programmers (GPL)

Please note: The products of TP-Link partly contain software code developed by third parties, including software code subject to the GNU General Public Licence (“GPL“), Version 1/Version 2/Version 3 or GNU Lesser General Public License ("LGPL"). You may use the respective software condition to following the GPL licence terms.

You can review, print and download the respective GPL licence terms here. You receive the GPL source codes of the respective software used in TP-Link products for direct download and further information, including a list of TP-Link software that contain GPL software code under GPL Code Center.

The respective programs are distributed WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the respective GNU General Public License for more details.


TP-Link Deco

The Deco app allows you to quickly and easily install and manage your Deco Whole-Home Wi-Fi System.

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