Device Support-Lifespan Observatory

What vendors do, not what they announce.

TP-Link

Deco XE75 Pro v3.6

Actively updated well evidenced

firmware is arriving about as often as it always has

47 days since the last release against a median gap of 147 (0.3x)

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Last firmware
14 August 2026 (2 months ago)
Releases seen
7
Update rhythm
about every 5 months
Support observed
≥3 years
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. Deco XE75 Pro(US)_V3.6_1.5.0 Build 20260603 14 August 2026

    Release notes — disclosure 0.57
    New Features/Enhancements: 1. Supported setting Guest Network Portal. 2. Supported setting firmware Auto Upgrade. 3. Supported WireGuard VPN. 4. Supported for third-party VPN servers. 5. Supported setting client speed limit feature for individual devices. 6. Supported for new Kasa/Tapo models. 7. Added Cemera Security. 8. Added Wi-Fi Access Control. 9. Added a toggle switch in the Deco App to fix WAN/LAN port assignments. 10. Optiminized the device type identification.
  2. Deco XE75 Pro(US)_V3.6_1.3.1 Build 20251023 16 January 2026

    Release notes — disclosure 0.36
    New Features/Enhancements: 1.Improved system security and stability. 2.Optimized the performance of multiple Deco units in a network. Bug Fixes: 1.Fixed the bug that traffic hours and top visited website in profile were not displayed in some scenarios.
  3. Deco XE75 Pro(US)_V3.6_1.2.14 Build 20241223 24 October 2025

    Release notes — disclosure 0.43
    New Features/Enhancements: 1. Enhance the parental control performance; 2. Improve the system stability and security. Bug fixes: 1. Fix the bug that the clients frequently disconnect; 2. Fix the bug that the iOS device mistakenly reports "QOS cannot exceed 100mbps".
  4. Deco XE75 Pro(US)_V3.6_1.2.11 Build 20240724 9 August 2024

    Release notes — disclosure 0.44
    Bug Fixes: 1. Fixed some security vulnerability. 2. Fixed some multicast-related issues. 3. Fixed compatibility issues with Global Protect VPN. 4. Fixed some other bugs and enhanced system stability.
  5. Deco XE75 Pro(US)_V3.6_1.2.10 Build 20240325 16 July 2024

    Release notes — disclosure 0.51
    Improvements: 1. Enhanced smart home features and improved support for Tapo products. 2. Optimized performance when multiple packs of Deco are used together. 3. Improved system reliability and security. Bug fixes: 1. Fixed several security vulnerabilities. 2. Fixed the bug where the client list was occasionally not displayed. 3. Fixed the bug that the parental control could not be set occasionally.
  6. Deco XE75 Pro(US)_V3.6_1.2.7 Build 20231011 30 November 2023

    Release notes — disclosure 0.52
    1. Optimized the port conflict prompt feature when initiating the VPN Server. 2. Fixed the issue of abnormal traffic display. 3. Resolved the problem where in certain situations, the Deco 5G was unable to bridge to the main Deco. 4. Enhanced system stability.
  7. Deco XE75 Pro(US)_V3.6_1.2.5 Build 20230815 17 October 2023

    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 XE75 Pro

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

Machine-readable: JSON · RSS