RT-AC66U_B1
Gone quiet thin evidence
no firmware for long enough to stand out against its own record
2081 days of silence, past the 730-day floor that applies where there is no cadence to compare against
- Last firmware
- 18 January 2021 (6 years ago)
- Releases seen
- 2
- Update rhythm
- too few releases to model
- Support observed
- ≥9 months
- Vendor's promise
- no support period we can evaluate
- Patch latency
- not measurable — its changelogs name no CVE ids
Firmware history
-
3.0.0.4.386.41634 18 January 2021
Release notes — disclosure 0.55
1. Fixed Let’s Encrypt not working properly.2. Added IPTV supports for specific region.3. Fixed parental control issues. This firmware add more security protection for configuration. If you want to manually downgrade to previously version, please reset the router to default after downgraded.
Archived page, fetched 29 September 2026
-
3.0.0.4.385.20433 14 April 2020
Release notes — disclosure 0.55
1. Update Adaptive QoS categories: Help you to prioritize the mission-critical applications Those people who work-from-home & learn-from-home will greatly benefit from this new feature with optimized streaming experiences. New Supported Categories & Apps: - Video conferencing, including Microsoft Teams®, ZOOM®, Skype®, Google Hangouts®, BlueJeans® - Online learning, including Khan academy®, Udemy®, Coursera®, TED®, VIPKiD®, 51Talk®, XDF®, Xueersi® - Streaming, including YouTube®, Netflix®, HBO NOW®, Amazon Prime Video®, Disney+®, ESPN®, MLB.com®, iQIY® - Indoor training, including Zwift®, Peloton®, Onelap® Stay tuned and more apps are coming to the list soon!2. Support Mobile Game Mode - One-click prioritizing your mobile device to the highest and ensure you the best mobile gaming experiences. - Install/Update ASUS Router App (Android supports later than 1.0.0.5.44; iOS supports later than 1.0.0.5.41)
Archived page, fetched 29 September 2026
Evidence
One archived page sits behind this record, the earliest read on 2 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 RT-AC66U_B1
Judged by lifecycle-1 on 30 September 2026.
How these verdicts are computed.