Device Support-Lifespan Observatory

What vendors do, not what they announce.

TP-Link

Archer C8 v3

Gone quiet well evidenced

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

1477 days since the last release against a median gap of 422 (3.5x)

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Last firmware
13 September 2022 (4 years ago)
Releases seen
5
Update rhythm
about every 1 year
Support observed
≥6 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 C8(US)_V3_1.1.3 Build 20220510 13 September 2022

    Release notes — disclosure 0.06
    Bug Fixes: 1.Fixed KCODES-related security vulnerability PSV-2021-2090.
  2. Archer C8(US)_V3_180126 25 February 2019

    Release notes — disclosure 0.52
    New Features/Enhancement: 1. Support SMBv2; 2. Improve the security of the router. Bug fixed: 1. Fixed an issue with IPv6 connection continuous dialing; 2. Fixed bugs that when the user name of windows PC is admin, can't login in the samba.
  3. Archer C8(US)_V3_170606 6 June 2017

    Release notes — disclosure 0.50
    Notes: 1. For Archer C8(US)_V3 2. It is NOT suggested to upgrade firmware which is not from your local TP-Link official website. Please click here to choose the purchase location for your TP-Link device and download the most suitable firmware version.
  4. Archer C8(US)_V3_161104 4 November 2016

    Release notes — disclosure 0.52
    Modifications and Bug Fixes: New Features/Enhancement: 1. Improved the stability of 5G WIFI Bug fixed: 1. Fixed the bug that WIFI LED would not turn off when disabled 2.4G WIFI on the management web UI. 2. Fixed the bug that USB LED would turn off when one of the two plugged HDDs is unplugged.
  5. Archer C8(US)_V3_160804 4 August 2016

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

Evidence

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

Identifiers: marketing_name Archer C8

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

Machine-readable: JSON · RSS