Device Support-Lifespan Observatory

What vendors do, not what they announce.

TP-Link

Archer AX4400 v2.6

Actively updated well evidenced

firmware is arriving about as often as it always has

168 days since the last release against a median gap of 302 (0.6x)

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Last firmware
14 April 2026 (6 months ago)
Releases seen
5
Update rhythm
about every 10 months
Support observed
≥4 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 AX4400(US)_V2.6_1.4.6 Build 20260112 14 April 2026

    Release notes — disclosure 0.25 
    New Features/Enhancements: Enhanced device security and stability. Bug Fixes: Fixed the bug that increases Bufferbloat latency when QoS is enabled.

    Archived page, fetched 29 September 2026

  2. Archer AX4400(US)_V2.6_1.2.4 Build 20240125 7 March 2024

    Release notes — disclosure 0.25 
    Modifications: Enhanced device stability; Fixed the bug that prevented the ability to be pinged with WireGuard server enabled.

    Archived page, fetched 29 September 2026

  3. Archer AX4400(US)_V2.6_1.2.1 Build 20230626 12 July 2023

    Release notes — disclosure 0.64 
    This firmware contains important updates for HomeShield Pro, and we strongly recommend all HomeShield Pro users to upgrade to this firmware. You will be unable to downgrade to the previous firmware version after updating this firmware. New Features/Enhancement: 1. Newly support EasyMesh and Ethernet backhaul; 2. Newly support to set LAN DNS server as WAN port DNS server; 3. Newly support Google Assistant function; 4. Newly support Tether Wireless Advanced Configuration; 5. Newly add Access Time Control and Bandwidth Control function for the Guest Network. 6. Added Advanced features into AP mode; 7. Added flow control switch; 8. Added IoT network feature; 9. Added VPN Client feature; 10. Added Speed limit feature; 11. Optimized Quick Setup feature; 12. Optimized web UI of IPTV feature; 13. Port Forwarding maximum entries increased to 64; 14. Enhanced the stability and reliability of the HomeShield pro; 15. Removed some built-in NTP servers; Bug Fixed: Fixed some bugs related to the HomeShield feature. NOTE: To fully utilize all HomeShield Pro features, we recommend that you download and install the latest version of the Tether app on your mobile device. For Android users: Recommended Tether version 4.1.23 or later For iOS users: Recommended Tether version 4.1.11 or later

    Archived page, fetched 29 September 2026

  4. Archer AX4400(US)_V2.6_1.1.2 Build 20220520 11 July 2022

    Release notes — disclosure 0.25 
    New Features/Enhancement: Improved the stability of the system. Bug Fixed: Fixed the bug that the router drops connection in some cases.

    Archived page, fetched 29 September 2026

  5. Archer AX4400(US)_V2.6_220401 26 April 2022

    Release notes — disclosure 0.30 
    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 AX4400

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

Machine-readable: JSON · RSS