Archer C5400X v1
Gone quiet thin evidence
no firmware for long enough to stand out against its own record
1723 days of silence, past the 730-day floor that applies where there is no cadence to compare against
- Last firmware
- 11 January 2022 (5 years ago)
- Releases seen
- 1
- Update rhythm
- too few releases to model
- Support observed
- —
- 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 C5400X v1 (US) End of support 9 releases
- Archer C5400X v1.6 (US) Slowing down 6 releases
Firmware history
-
Archer C5400X_V1_211222 11 January 2022
Release notes — disclosure 0.31
Release note： Fixed a NetUSB-protocol vulnerability.
Archived page, fetched 29 September 2026
Evidence
One archived page sits behind this record, the earliest read on 25 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 C5400X
Judged by lifecycle-1 on 30 September 2026.
How these verdicts are computed.