Tapo C400 v2.6
Actively updated well evidenced
firmware is arriving about as often as it always has
89 days since the last release against a median gap of 73 (1.2x)
- Last firmware
- 3 July 2026 (3 months ago)
- Releases seen
- 6
- Update rhythm
- about every 2 months
- Support observed
- ≥1 year
- 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.
- Tapo C400 v1 (US) Gone quiet 4 releases
- Tapo C400 v1.6 (US) Gone quiet 2 releases
Firmware history
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Tapo C400(US)_V2.6_1.2.5 Build 260515 3 July 2026
Release notes — disclosure 0.42
Modifications and Bug Fixes: 1. Added support for remote download of SD card recordings from external networks. 2. Enhanced playback and audio performance. 3. Improved battery life performance. 4. Improved device stability and security.
Archived page, fetched 29 September 2026
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Tapo C400(US)_V2.6_1.2.3 Build 251226 10 February 2026
Release notes — disclosure 0.36
Modifications and Bug Fixes: 1. Improved live feed performance. 2. Optimized detection performance. 3. Enhanced device stability.
Archived page, fetched 29 September 2026
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Tapo C400(US)_V2.6_1.2.2 Build 250926 20 November 2025
Release notes — disclosure 0.41
Modifications and Bug Fixes: 1. Added support for selecting live feed Time Stamp format through Video & Display -> On-screen Display Info. 2. Improved image performance. 3. Enhanced device stability.
Archived page, fetched 29 September 2026
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Tapo C400(US)_V2.60_1.1.4 Build 250830 8 September 2025
Release notes — disclosure 0.46
Modifications and Bug Fixes: 1. Fixed the issue that the camera image turns pink in some cases. 2. Added support for Image Style feature through Device Settings -> Video & Display -> Image Settings. 3. Enhanced image performance. 4. Improved device stability.
Archived page, fetched 29 September 2026
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Tapo C400(US)_V2.60_1.1.0 Build 250627 8 July 2025
Release notes — disclosure 0.36
Modifications and Bug Fixes: 1. Enhanced image performance. 2. Enhanced battery life performance. 3. Improved device wireless connection stability.
Archived page, fetched 29 September 2026
-
Tapo C400(US)_V2.60_1.0.7 Build 250427 27 June 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 Tapo C400
Judged by lifecycle-1 on 30 September 2026.
How these verdicts are computed.