Deco X20 v5.6
Not enough evidence thin evidence
we looked and will not guess — the reason is recorded below
only 2 release(s), too few to model a cadence
- Last firmware
- 21 August 2026 (40 days ago)
- Releases seen
- 2
- Update rhythm
- too few releases to model
- Support observed
- ≥10 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.
- Deco X20 v1 (US) Gone quiet 12 releases
- Deco X20 v1.2 (US) Slowing down 7 releases
- Deco X20 v1.26 (US) Slowing down 3 releases
- Deco X20 v1.6 (US) Not enough evidence 2 releases
- Deco X20 v2 (US) Gone quiet 15 releases
- Deco X20 v2.6 (US) Slowing down 8 releases
- Deco X20 v3 (US) Actively updated 14 releases
- Deco X20 v3.26 (US) Gone quiet 1 releases
- Deco X20 v3.6 (US) Actively updated 13 releases
- Deco X20 v4 (US) Slowing down 8 releases
- Deco X20 v4.6 (US) Slowing down 6 releases
- Deco X20 v5 (US) Not enough evidence 1 releases
Firmware history
-
Deco X20(US)_V5.6_1.1.3 Build 20260608 21 August 2026
Release notes — disclosure 0.11
New Features/Enhancements: 1. Improved system security and stability.
Archived page, fetched 29 September 2026
-
Deco X20(US)_V5.6_1.0.0 Build 20251014 30 October 2025
Release notes — disclosure 0.30
First firmware released.
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 Deco X20
Judged by lifecycle-1 on 30 September 2026.
How these verdicts are computed.