Download for TL-PA4020P V1

Setup Video

• How to set up TP-Link powerline adapters

  This video will show you how to install TP-Link powerline adapters and the way to secure your home powerline network. * This video applies to TP-Link powerline adapter and its multiple-pack kits. For more information, visit www.tp-link.com/support.

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• Introduction to TP-Link Power Line adapters

  Watch what a TP-Link Power Line adapter could do for you.

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• How to Troubleshoot a TP-Link Powerline Product

  How to troubleshoot a TP-Link Powerline product will help you identify and solve common problems that may prevent your powerline adapters from working as expected. It includes:
  a. Troubleshooting when the Powerline LED is on
  b. Troubleshooting when the Powerline LED is off
  

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• How to change the Wireless Settings of the TP-Link Powerline Extender?

  How to configure the TP-Link Powerline Extender to your Wi-Fi network will demonstrate how to set up a TP-Link Powerline Extender in your home using two methods:
  a. Copy Wi-Fi settings from router to extender
  b. Configure Wi-Fi settings manually
  

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Feature Filter: All User Application RequirementQ&A of functional explanation or specification parametersConfiguration GuideTroubleshooting

FAQs

• How many Powerline adapters can be added to the same network? 08-01-2024438297
• How to check actual Powerline Rate of the Powerline Adapters 06-11-202411112
• Are the TP-Link powerline adapters compatible with each other? 09-08-2022187677
• How to secure (pair) the Powerline Network 06-29-20222113672
• How to configure TP-Link Powerline utility to secure my power line network 06-29-2022312975
• How to Reset the Powerline Adapter to Factory Default 06-29-2022385052
• How to add an extra powerline adapter to the existing powerline network with pair button 06-29-2022557168
• How to Leave a Powerline network by Pair Button 06-29-202292222
• How to upgrade TP-Link Powerline Adapters 06-29-2022297548
• How to Reset the Powerline Adapters to Factory Defaults 06-29-2022394593
• How to add an extra Powerline adapter to the existing Powerline network by adding the the powerline key on the Utility(Green UI) 06-28-2022119472
• How to prepare for using the tpPLC Utility on Windows（Blue UI） 06-28-2022654134
• How to set a new Powerline Network Name to secure your whole Powerline network using the tpPLC Utility on Windows 06-28-2022135545
• How to update the firmware using the tpPLC Utility on Windows 06-28-2022218901
• How to enable/disable power saving mode on powerline adapters 06-27-2022271033
• TpPLC Utility Not Detecting Powerline devices 04-28-202265128
• Powerline adapters may cause intermittent connection of DSL modem router in a few rare cases 03-24-202293942
• What can I do if I can't have Internet connection after connected to powerline adapter？ 12-24-2021529083
• Most frequently asked questions about TP-Link powerline devices 11-25-20211490664
• What can I do if my powerline rate is very low? 07-20-2021322408
• Explanation about the Powerline Rate and Actual speed of the Powerline Adapters 03-19-2021223297
• What do TP-Link Powerline adapter’s LED lights stand for? 09-14-20171732632
• Why can’t the Powerline Adapter be detected by the others? 12-19-2016128649
• What can i do if PLC utility for Windows cannot be installed on Windows 8.1? 11-29-201683245
• Can several Powerline networks exist simultaneously in same power circuit? 11-25-2014138220

Firmware

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. 
  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.

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.