Archer A6 v6.6
Actively updated reasonably evidenced
firmware is arriving about as often as it always has
21 days since the last release against a median gap of 78 (0.3x)
- Last firmware
- 8 September 2026 (21 days ago)
- Releases seen
- 4
- Update rhythm
- about every 3 months
- Support observed
- ≥9 months
- 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.
- Archer A6 v2 (US) Gone quiet 11 releases
- Archer A6 v3 (US) Actively updated 8 releases
- Archer A6 v4 (US) Actively updated 10 releases
- Archer A6 v4.6 (US) Actively updated 10 releases
Firmware history
-
Archer A6(US)_V6.6_1.1.6 Build 20260717 8 September 2026
Release notes — disclosure 0.47
New Features/Enhancements: 1. Optimized the Auto Upgrade feature. Bug Fixes: 1. Fixed the bug that traffic statistics could be reset when the same MAC address obtained different IP addresses. 2. Fixed the bug that PPTP connections could not work properly under certain conditions.
Archived page, fetched 29 September 2026
-
Archer A6(US)_V6.6_1.1.4 Build 20260324 13 May 2026
Release notes — disclosure 0.27
New Features/Enhancements: Improved system security and stability. Bug Fixes: Fixed the issue that in Access Point mode where connecting a 100Mbps wired client to any LAN port would cap the wireless throughput to 100Mbps.
Archived page, fetched 29 September 2026
-
Archer A6(US)_V6.6_1.1.2 Build 20251212 24 February 2026
Release notes — disclosure 0.37
New Features/Enhancements: Enhanced device security. Bug Fixes: Fixed a stability issue where the client-mgmt process could crash under specific topology scenarios. Fixed a UI hang in AP Mode where the Quick Setup page remained stuck on Step 2 after successfully saving a new SSID.
Archived page, fetched 29 September 2026
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Archer A6(US)_V6.6_1.1.1 Build 20251110 23 December 2025
Release notes — disclosure 0.06
New Features/Enhancements: Enhanced device security.
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 A6
Judged by lifecycle-1 on 29 September 2026.
How these verdicts are computed.