{"slug":"tplink-archer-c54-v1-us","display_name":"Archer C54","model_name":"Archer C54","hardware_revision":"v1","region_code":"US","category":"router","vendor":{"slug":"tplink","name":"TP-Link"},"verdict":{"status":"quiet","label":"Gone quiet","confidence":"medium","reason":"1118 days since the last release against a median gap of 48 (23.5x)","algorithm_version":"lifecycle-1","computed_at":"2026-09-30T01:14:42.446637+00:00","thresholds":{"quiet_days":730,"active_max_days":365,"active_multiple":1.5,"slowing_multiple":3.0,"max_gap_dispersion":1.0,"high_confidence_releases":5,"min_releases_for_cadence":3,"never_updated_min_age_days":365}},"measurements":{"release_count":7,"first_release_date":"2020-08-21","last_release_date":"2023-09-08","days_since_last_release":1118,"median_gap_days":47.5,"cadence_multiple":23.537,"observed_support":{"days":1113,"is_floor":true,"measured_from":"first_release"},"promise":{"end_date":null,"is_estimated":false,"is_floor":false,"honoured":null,"basis":"no_eol_announcement"},"cve_patch_latency_days":{"median":null,"measurable":false}},"releases":[{"version":"Archer C54(US)_V1_1.12.20 Build 230608","channel":"stable","claimed_release_date":"2023-09-08","claimed_date_precision":"day","is_vendor_dated":true,"first_observed_at":"2026-08-01T18:37:57.630436+00:00","observation_kind":"live_crawl","withdrawn_at":null,"changelog":"Modifications: Enhanced device stability. 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Added HTTP Referer Head Check; 2. Added the support of the PPTP Passthrough, L2TP Passthrough, and IPSec Passthrough; 3. Added the support of the range port of on the port forwarding; 4. Added Schedule function in QoS; 5. Updated the ISP IPTV profile; 6. Optimized clients list; 7. Enhanced device security; 8. Divided support option into feedback and support center; 9. 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Fixed the bug that the non-UTF encoding of the client name leads to an infinite refresh to the login page problem.","disclosure_score":0.44,"mentions_security":false,"cve_ids":[],"download_url":"https://static.tp-link.com/2020/202011/20201111/Archer C54(US)_V1_201027.zip","evidence":{"id":203572,"source_url":"https://www.tp-link.com/us/support/download/archer-c54/v1/","fetched_at":"2026-09-29T03:06:23.067250+00:00","observed_at":"2026-09-29T03:06:23.067250+00:00","http_status":200,"content_sha256":"81c06e38cd1c5161bea5eda85775943391d0b50b467998f4e1ae161baa982a59","html":"//firmwarewatch.cc/evidence/203572","raw":"//firmwarewatch.cc/evidence/203572/raw"}},{"version":"Archer C54(US)_V1_20080","channel":"stable","claimed_release_date":"2020-08-31","claimed_date_precision":"day","is_vendor_dated":true,"first_observed_at":"2026-08-25T02:00:00.191624+00:00","observation_kind":"live_crawl","withdrawn_at":null,"changelog":"Modifications and Bug Fixes 1. Improved the connection stability on 5GHz. 2. Fixed some vulnerabilities.","disclosure_score":0.34,"mentions_security":true,"cve_ids":[],"download_url":"https://static.tp-link.com/2020/202008/20200831/Archer C54(US)_V1_200806.zip","evidence":{"id":203572,"source_url":"https://www.tp-link.com/us/support/download/archer-c54/v1/","fetched_at":"2026-09-29T03:06:23.067250+00:00","observed_at":"2026-09-29T03:06:23.067250+00:00","http_status":200,"content_sha256":"81c06e38cd1c5161bea5eda85775943391d0b50b467998f4e1ae161baa982a59","html":"//firmwarewatch.cc/evidence/203572","raw":"//firmwarewatch.cc/evidence/203572/raw"}},{"version":"Archer C54(US)_V1_200722","channel":"stable","claimed_release_date":"2020-08-21","claimed_date_precision":"day","is_vendor_dated":true,"first_observed_at":"2026-08-25T02:00:00.191624+00:00","observation_kind":"live_crawl","withdrawn_at":null,"changelog":"First firmware releases for Archer C54 US V1.","disclosure_score":0.31,"mentions_security":false,"cve_ids":[],"download_url":"https://static.tp-link.com/2020/202008/20200821/Archer C54(US)_V1_200722.zip","evidence":{"id":203572,"source_url":"https://www.tp-link.com/us/support/download/archer-c54/v1/","fetched_at":"2026-09-29T03:06:23.067250+00:00","observed_at":"2026-09-29T03:06:23.067250+00:00","http_status":200,"content_sha256":"81c06e38cd1c5161bea5eda85775943391d0b50b467998f4e1ae161baa982a59","html":"//firmwarewatch.cc/evidence/203572","raw":"//firmwarewatch.cc/evidence/203572/raw"}}],"identifiers":[{"kind":"marketing_name","value":"Archer C54","normalized":"archer c54"}],"revisions":[{"slug":"tplink-archer-c54","hardware_revision":"","region_code":""},{"slug":"tplink-archer-c54-v1","hardware_revision":"v1","region_code":""},{"slug":"tplink-archer-c54-v1-6","hardware_revision":"v1.6","region_code":""},{"slug":"tplink-archer-c54-v1-6-us","hardware_revision":"v1.6","region_code":"US"}],"evidence":{"archived_pages":1,"first_observed_at":"2026-08-01T18:37:57.630436+00:00"},"caveats":["observed_support.days is a lower bound: it runs from the first firmware we saw, because no source here publishes launch dates.","Patch latency is not computable for this product: its changelogs name no CVE ids."],"links":{"html":"//firmwarewatch.cc/devices/tplink-archer-c54-v1-us","self":"//firmwarewatch.cc/api/v1/products/tplink-archer-c54-v1-us.json","vendor":"//firmwarewatch.cc/api/v1/vendors/tplink.json","feed":"//firmwarewatch.cc/feeds/devices/tplink-archer-c54-v1-us.xml","methodology":"//firmwarewatch.cc/api/v1/methodology.json"}}