Deco S4 v3.6
Slowing down reasonably evidenced
updates are coming less often than this product's own history
684 days since the last release against a median gap of 364 (1.9x)
- Last firmware
- 14 November 2024 (2 years ago)
- Releases seen
- 3
- Update rhythm
- about every 12 months
- Support observed
- ≥2 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.
- Deco S4 v2 (US) Gone quiet 8 releases
- Deco S4 v2.6 (US) Gone quiet 5 releases
- Deco S4 v2.8 (US) Gone quiet 5 releases
- Deco S4 v3.26 (US) Gone quiet 1 releases
- Deco S4 v3.46 (US) Not enough evidence 1 releases
- Deco S4 v4.6 (US) Gone quiet 2 releases
Firmware history
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Deco S4(US)_V3.6_1.5.2 Build 20240927 14 November 2024
Release notes — disclosure 0.60
New features: 1. Support for customizing Satellite Deco's and Clients' signal sources. 2. Support for Reboot Schedule. 3. Support for NO-IP and DynDNS. 4. Support for WPA3. 5. Support for setting Effective Time and Bandwidth Limit for guest network. 6. Support setting up client isolation. 7. Added Smart DHCP switch under Access Point mode. 8. Added connection type of V6 Plus. 9. Added the static route function. 10. Added the ability to customize the MTU. 11. Added IOT network function.
Archived page, fetched 29 September 2026
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Deco S4(US)_V3.6_1.4.1 Build 20230324 23 April 2023
Release notes — disclosure 0.41
New Features/Enhancements: 1. Optimized the Client List. 2. Improved system stability. Bug fixes: 1. Fixed the bug that other models of Deco cannot be added as satellite Deco in some scenes.
Archived page, fetched 29 September 2026
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Deco S4(US)_V3.6_1.3.3 Build 20221107 17 November 2022
Release notes — disclosure 0.53
Improvements: 1. Optimized the network optimization function. 2. Optimized the establishment of Ethernet Backhaul feature. Bug fixed: 1. Fixed the bug that Deco couldn't get the IP address in some cases. 2. Fixed the bug that the Client List will be empty in some case. 3. Fixed the bug of not being able to log in to the Deco App in some cases.
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 S4
Judged by lifecycle-1 on 29 September 2026.
How these verdicts are computed.