ES20M v1
Slowing down reasonably evidenced
updates are coming less often than this product's own history
442 days since the last release against a median gap of 427 (1.0x) — but a year without firmware is not active whatever the cadence
- Last firmware
- 14 July 2025 (1 year ago)
- Releases seen
- 3
- Update rhythm
- about every 1 year
- 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.
- ES20M v1.8 (US) Not enough evidence 2 releases
Firmware history
-
ES20M(US)_V1_1.1.6 Build 250522 14 July 2025
Release notes — disclosure 0.40
Modifications and Bug Fixes: 1. Fixed the issue that the device freezes in some cases. 2. Improved device performance. 3. Enhanced device stability.
Archived page, fetched 29 September 2026
-
ES20M(US)_V1_1.0.11 Build 240514 15 July 2024
Release notes — disclosure 0.54
Modifications and Bug Fixes: 1. Added "Hold on" feature, now you can quickly double-click the switch to keep it on without being affected by the Smart Control rules. 2. Fixed a bug where Motion & Dark rules could still be triggered under bright light conditions. 3. Enhanced device security. 4. Fixed some minor bugs.
Archived page, fetched 29 September 2026
-
ES20M(US)_V1_1.0.10 Build 230113 13 March 2023
Release notes — disclosure 0.43
Modification and Bug fixed: 1. After smart control enabled, the motion sensor will turn off the light according to the rule of the smart control after manual or scheduled on. 2. Improved the stability.
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 ES20M
Judged by lifecycle-1 on 29 September 2026.
How these verdicts are computed.