Device Support-Lifespan Observatory

What vendors do, not what they announce.

TP-Link

TL-WR841N v9

Gone quiet well evidenced

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

4222 days since the last release against a median gap of 96 (43.8x)

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Last firmware
10 March 2015 (12 years ago)
Releases seen
5
Update rhythm
about every 3 months
Support observed
≥1 year
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-WR841N_V9_150310 10 March 2015

    Release notes — disclosure 0.33
    Modifications and Bug Fixes: Bug Fixed:1.Fixed the directory traversal security bug;2.Dyndns will display "succeed"even with the wrong username and password.
  2. TL-WR841N_V9_150104 4 January 2015

    Release notes — disclosure 0.39
    Modifications and Bug Fixes: New Features/Enhancement:(1)Added the support for TP-LINK Tether 2.0 Mobile App; Bug Fixed:(1)Fixed the bug that when using WDS function,the PC may not get IP address sometime in three address WDS mode.
  3. TL-WR841N_V9_141013 13 October 2014

    Release notes — disclosure 0.37
    Modifications and Bug Fixes: Added session mechanism to improve security;Added a new login domain “tplinkwifi.net” for web-based management(Compatible with old login domain name:tplinklogin.net);Improved the performance of wireless;Improved the numbers of maximum wireless clients to 31;Fixed bugs:(1)PPPOE can't dial up successfully in some special situations ; (2)Can't watch RTSP TV in some special situations.
  4. TL-WR841N_V9_140319_CA 19 March 2014

    Release notes — disclosure 0.06
    Modifications and Bug Fixes: First firmware released
  5. TL-WR841N_V9_131129 29 November 2013

    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 TL-WR841N

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

Machine-readable: JSON · RSS