FAQs

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 verify the hardware version of your device for the firmware version. Wrong firmware upgrade may damage your device and void the warranty. ( Normally V1.x=V1)
    It is NOT suggested to upgrade firmware which is not for your region. Please click here to choose your own region and download the most suitable firmware version. ( eg. the firmware of EU and US are different hardware versions)
    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.
  • Do NOT upgrade the firmware through wireless connection unless the TP-Link device only has wireless connection.
  • 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.
Archer C20i(EU)_V1_160518
Published Date: 18/05/16 Language: English File Size: 6.71 MB
Modifications and Bug Fixes
Features/Enhancement:
1 Optimized firmware for new CE certification standard
2 Enhanced the security mechanism.
Notes
1 For Archer C20i_V1.
2 Your device’s configuration will be lost after upgrading, it's recommended to backup configuration settings before upgrading.
3 The EU firmware was specialized for CE certification and can’t be downgraded to other version, please click here for choosing your region and selecting the most suitable firmware version to upgrade. 
Archer C20i _V1_150512
Published Date: 12/05/15 Language: English File Size: 6.46 MB
Modifications and Bug Fixes

New Features/Enhancement:
1.Improved the friendliness and stability with Tether;
2.Optimized the management page on Chrome browser;
3.Improved Advance Routing function;
4.Improved and optimized IPv6 function;
Bug Fixed:
1.Fixed the security bug caused by overflowing of kcodes buffer;
2.Fixed the bug that can't display web interface via IE9 in win7 OS;
3.Fixed the bug that ARP List shows inaccurate IP after binding IP&MAC;
4.Fixed the bug that static route will be disabled after rebooting;
5.Fixed the bug that 5G channel will change into band 4 channel in "Romania" region;

Notes

For Archer C20i(UN) V1

Archer_C20i_V1_141117
Published Date: 17/11/14 Language: English File Size: 6.58 MB
Modifications and Bug Fixes
  1. New Features/Enhancement:
    (1) Added the support for TP-LINK Tether 2.0 Mobile App.
    (2) Added a new login domain "tplinkwifi.net"for web-based management and "tplinklogin.net" is still available.
    (3) Modified the default wireless SSID as "TP-LINK_XXXX"for 2.4G signal and "TP-LINK_XXXX_5G" for 5G signal ,the "XXXX"which meant the last four character of LAN MAC address.
    (4)Improved the compatibility with application and devices based on bonjour protocol.
  2. Bug Fixed:
    (1)Fixed a bug that the guest network would not turn on automatically after the schedule time.
    (2) Fixed a bug that the device would replace the source IP with its WAN IP address when enabled the Forwarding function.
    (3) Fixed a bug that the device is unstable to watch RTSP video with Windows Media Player.
Notes
For Archer C20i V1

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)

The following information is for programmers, and is unnecessary for most TP-Link home users.

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.

Utility

Published Date
09/11/16
Language
English
File Size
14.6 MB
Operating System
WinXP/Vista/7/8/10
Notes

For Archer c20i

Published Date
02/09/16
Language
English
File Size
2.35 MB
Operating System
MAC 10.12
Published Date
27/05/14
Language
English
File Size
13.45 MB
Operating System
Win2000/XP/2003/Vista/7/8/10
Notes

For Archer C20i(UN) V1

Apps

TP-LINK Tether

TP-LINK Tether provides the easiest way to access and manage your network with your iOS or Android devices. Learn more about TP-LINK Tether and Compatible Devices.

Note: To use Tether, please update your router’s firmware to the latest version.

Emulators

Firmware Version
Working Mode
Language
140218
-
English
T2700G-28TQ License Download
License Model: T2700G-28TQ-L1000

Find your product MAC and Serial Number.
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