Device Support-Lifespan Observatory

What vendors do, not what they announce.

TP-Link

Archer C7 v4

Gone quiet reasonably evidenced

no firmware for long enough to stand out against its own record

1670 days since the last release against a median gap of 100 (16.7x)

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Last firmware
4 March 2022 (5 years ago)
Releases seen
8
Update rhythm
about every 3 months
Support observed
≥5 years
Vendor's promise
no support period we can evaluate
Patch latency
not measurable — its changelogs name no CVE ids

Which one do I have?

TP-Link ships this model in more than one hardware revision, and they do not share firmware. The revision is printed on the label on the underside, usually after the model — Ver 1.0, V4.6. Getting it wrong is the easiest way to read the wrong answer here.

Firmware history

  1. Archer C7(US)_V4_211231 4 March 2022

    Release notes — disclosure 0.06
    Modifications and Bug Fixes: Fixed a NetUSB-protocol vulnerability.
  2. Archer C7(US)_V4_190411 6 December 2019

    Release notes — disclosure 0.61
    New Features/Enhancement: 1. Added QR code function for connecting wireless network; 2. Added the client name modification function; 3. Added a new profile of the Malaysia-Maxis in the IPTV/VLAN; 4. Improved the NTP function; 5. Optimized the internet detection function; 6. Improve the stability of TP-Link cloud function. Bug Fixed: 1. Fixed the bug that forgot password function in the login page can't work normally after binding the TP-Link Cloud ID; 2. Fixed the bug that can't login in the tether app when the router work on AP mode; 3. Fixed the bug that the router continuously send DHCP message to obtain IP address when working in AP mode.
  3. Archer C7(US)_V4_180425 28 April 2018

    Release notes — disclosure 0.24
    New Features/Enhancement 1. Improved the reliability for wireless connection on 5GHz.
  4. Archer C7(US)_V4_180315 28 March 2018

    Release notes — disclosure 0.52
    New Features/Enhancement 1. Supported Alexa & IFTTT function. 2. Supported the SMBv2 protocol. 3. Supported new features: schedule reboot function, HTTPS access. 4. Improved system reliability. 5. Improved the reliability for Internet and wireless connection.
  5. Archer C7(US)_V4_171101 21 December 2017

    Release notes — disclosure 0.36
    Modifications and Bug Fixes: Bug Fixed 1. Fixed the WPA2 Kracks Security Vulnerability. 2. Fixed the bug that P2P downloading sometimes caused the router automatically to reboot.
  6. Archer C7(US)_V4_170901 1 September 2017

    Release notes — disclosure 0.51
    Modifications and Bug Fixes: New Features/Enhancement 1. Added AP mode 2. Added Hungarian support Bug Fixed 1. Fixed the bug that sometimes router can't get Internet access connected to SG Starhub 2. Fixed the bug that router's Internet port won't release IP address when disconnected from cable with IPTV on.
  7. Archer C7(US)_V4_170609 9 June 2017

    Release notes — disclosure 0.53
    Modifications and Bug Fixes: New Features/Enhancement 1. Improved the boot time of router. 2. Added IPTV setting during Quick Setup. 3. Improved IPv6 and Wi-Fi performance. 4. Improved the Web UI. Bug Fixed 1. Fixed the bug that Tether failed to login when using IPv6. 2. Fixed some problems when using USB Sharing function.
  8. Archer C7(US)_V4_170301 1 March 2017

    Release notes — disclosure 0.06
    Modifications and Bug Fixes: The first firmware released.

Evidence

2 archived pages sit behind this record, the earliest read on 1 August 2026. Everything above was read from them, and each is kept byte for byte so it can be checked after the vendor edits the original.

Identifiers: marketing_name Archer C7 · openwrt_id tplink_archer-c7-v4

Judged by lifecycle-1 on 29 September 2026. How these verdicts are computed.

Machine-readable: JSON · RSS