Device Support-Lifespan Observatory

What vendors do, not what they announce.

TP-Link

Deco X20-Outdoor v1.6

Slowing down reasonably evidenced

updates are coming less often than this product's own history

295 days since the last release against a median gap of 191 (1.5x)

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Last firmware
8 December 2025 (10 months ago)
Releases seen
3
Update rhythm
about every 6 months
Support observed
≥1 year
Vendor's promise
no support period we can evaluate
Patch latency
not measurable — its changelogs name no CVE ids

Firmware history

  1. Deco X20-Outdoor(US)_V1.6_1.3.1 Build 20251030 8 December 2025

    Release notes — disclosure 0.35
    New Features/Enhancements: 1. Supported custom channels and bandwidth (requires the main Deco unit to also support this). 2. Improved system stability and security.
  2. Deco X20-Outdoor(US)_V1.6_1.2.8 Build 20240914 17 December 2024

    Release notes — disclosure 0.54
    Improvements and Bug Fixes: 1. Fixed the issue that the satellite Decos may display offline when there are some Tapo devices in the network. 2. Fixed the issue that devices cannot obtain an IP address in some cases. 3. Fixed the issue where the topology map displayed incorrectly in a daisy-chain wired backhaul setup. 4. Fixed some other bugs.
  3. Deco X20-Outdoor(US)_V1.6_1.2.7 Build 20240829 21 November 2024

    Release notes — disclosure 0.30
    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 Deco X20-Outdoor

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

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