Device Support-Lifespan Observatory

What vendors do, not what they announce.

TP-Link

Archer AX20 v4.6

Slowing down well evidenced

updates are coming less often than this product's own history

371 days since the last release against a median gap of 158 (2.3x)

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Last firmware
23 September 2025 (1 year ago)
Releases seen
5
Update rhythm
about every 5 months
Support observed
≥2 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 AX20(US)_V4.6_1.1.3 Build 20250904 23 September 2025

    Release notes — disclosure 0.23 
    New Features / Enhancements: 1. Enhanced security.

    Archived page, fetched 29 September 2026

  2. Archer AX20(US)_V4.6_1.1.2 Build 20250115 20 March 2025

    Release notes — disclosure 0.41 
    Modifications: 1. Enhanced the stability of the device. 2. Fixed compatibility issues when forming EasyMesh networks with certain devices.

    Archived page, fetched 29 September 2026

  3. Archer AX20(US)_V4.6_1.1.1 Build 20240822 11 November 2024

    Release notes — disclosure 0.56 
    Modifications: 1. Optimized the performance of QoS function. 2. Added support for Easymesh component of Tether APP. 3. Added support for VPN Client function (PPTP, OpenVPN client). 4. Added automatic upgrade function. 5. Optimized the wireless performance of the device. 6. Enhanced the security of the device. 7. Improved the stability of the device. Bugs Fixed: 1. Fixed the bug that TP-Link ID unbinding fails under certain situations. 2. Fixed the bug that the Easymesh process is unstable under some situations.

    Archived page, fetched 29 September 2026

  4. Archer AX20(US)_V4.6_1.1.0 Build 20230725 14 August 2023

    Release notes — disclosure 0.62 
    Modifications: 1.Added support for EasyMesh. 2.Added support for Google Assistant. 3.Added Access Time Control, Bandwidth Control and Captive Portal to Guest Network. 4.Added speed limit and filter option in client list. 5.Added Access Control, WPS, TP-Link ID, LED Control, Wireless Schedule, Reboot Schedule and other functions in AP mode. 6.Added IoT Network and IoT security. 7.Optimized the wireless schedule function. 8.Increased the max value of Port Forwarding entries to 64. 9.Enhanced device security. 10.Optimized the UI on Tether. 11.Fixed the bug that daylight saving time does not take effect in certain environments.

    Archived page, fetched 29 September 2026

  5. Archer AX20(US)_V4.6_1.0.5 Build 20221025 6 June 2023

    Release notes — disclosure 0.31 
    The first firmware released.

    Archived page, fetched 29 September 2026

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 AX20

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

Machine-readable: JSON · RSS