Device Support-Lifespan Observatory

What vendors do, not what they announce.

TP-Link

RE205 v4

Actively updated well evidenced

firmware is arriving about as often as it always has

97 days since the last release against a median gap of 330 (0.3x)

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Last firmware
25 June 2026 (3 months ago)
Releases seen
5
Update rhythm
about every 11 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. RE205(US)_V4_1.0.50 Build 250821 25 June 2026

    Release notes — disclosure 0.40
    New Features/Enhancements: 1. Optimized EasyMesh wired backhaul performance. 2. Optimized the Auto Update feature. Bug Fixed: 1. Security and stability improvements.
  2. RE205(US)_V4_1.0.23 Build 230418 17 July 2023

    Release notes — disclosure 0.49
    Note: 1. Newly supported EasyMesh function; 2. Enhanced WiFi stability; 3. Fixed the bug that some IoT devices can't connect to 2.4G WiFi.
  3. RE205(US)_V4_1.0.12 Build 221019 7 February 2023

    Release notes — disclosure 0.23
    Note: 1. Optimized the system stability.
  4. RE205(US)_V4_1.0.11 Build 220805 14 October 2022

    Release notes — disclosure 0.47
    Note: 1. Cannot downgrade to the older version after upgrade to this new version; 2. Enhanced WiFi stability; 3. Newly support WPA3 security method; 4. Optimized the system stability.
  5. RE205(US)_V4_210408 1 June 2021

    Release notes — disclosure 0.46
    Modification and bug fixes: 1. Fixed the bug that related to WPS 2. Fixed the bug that the device will be unable to connect to the cloud server for some time after the LAN IP being changed 3. Fixed the bug that related to cloud account 4. Optimized total performance

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 RE205

Judged by lifecycle-1 on 30 September 2026. How these verdicts are computed.

Machine-readable: JSON · RSS