Device Support-Lifespan Observatory

What vendors do, not what they announce.

TP-Link

TL-WA855RE v4

Gone quiet well evidenced

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

2163 days since the last release against a median gap of 150 (14.4x)

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Last firmware
27 October 2020 (6 years 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. TL-WA855RE(US)_V4_200923 27 October 2020

    Release notes — disclosure 0.30
    Release
  2. TL-WA855RE(US)_V4_200403 24 April 2020

    Release notes — disclosure 0.35
    Modifications and Bug Fixes: 1. Improved the stability of device. 2. Enhanced the security of device.
  3. TL-WA855RE(US)_V4_191213 31 December 2019

    Release notes — disclosure 0.46
    New features/Enhancements: 1. Improved DHCP function. 2. Optimized wireless stability. 3. Added manual DHCP settings in web-based interface. For: TL-WA855RE (US) V4.0
  4. TL-WA855RE(US)_V4_190408 14 November 2019

    Release notes — disclosure 0.44
    Modifications and Bug Fixes: 1.Fixed the problem that may crash when front-end AP change wireless security frequently. 2.Fixed the problem that Tether may crash when change LED schedule on the app side. 3.Optimized UI display.
  5. TL-WA855RE(US)_V4_181018 29 October 2018

    Release notes — disclosure 0.44
    Modifications and Bug Fixes: 1. Improved compatibility with Sky router. 2. Improved wireless network stability. 3. Added the login password visualization.

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 TL-WA855RE

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

Machine-readable: JSON · RSS