{"slug":"tplink-archer-ac1900-v1-6-usw","display_name":"Archer AC1900","model_name":"Archer AC1900","hardware_revision":"v1.6","region_code":"USW","category":"router","vendor":{"slug":"tplink","name":"TP-Link"},"verdict":{"status":"active","label":"Actively updated","confidence":"medium","reason":"107 days since the last release against a median gap of 100 (1.1x)","algorithm_version":"lifecycle-1","computed_at":"2026-09-30T01:14:42.114024+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":6,"first_release_date":"2023-05-16","last_release_date":"2026-06-15","days_since_last_release":107,"median_gap_days":100.0,"cadence_multiple":1.07,"observed_support":{"days":1126,"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 AC1900(USW)_V1.6_1.14.30 Build 250729","channel":"stable","claimed_release_date":"2026-06-15","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":"New Features/Enhancement: 1. Add EasyMesh, Auto Update, and TP-Link ID support in AP mode. 4. Optimize static IP and DNS configuration in AP mode. 5. Optimize parental control with content whitelist. 6. Optimize Access Control to allow manual MAC address input. 7. Optimize client list with additional filtering rules. 8. Optimize WDS functionality to support WPA3-SAE encryption. 9. Optimize wireless connection stability. Bug Fixed: Security and stability improvements.","disclosure_score":0.54,"mentions_security":true,"cve_ids":[],"download_url":"https://static.tp-link.com/upload/firmware/2026/202606/20260615/Archer AC1900(USW)_V1.6_250729.zip","evidence":{"id":203425,"source_url":"https://www.tp-link.com/us/support/download/archer-ac1900/v1.60/","fetched_at":"2026-09-29T03:02:46.727542+00:00","observed_at":"2026-09-29T03:02:46.727542+00:00","http_status":200,"content_sha256":"79b6519bbf2589a00eed0e4b73b4a74bbdba85466f590178f0b83199462e9baf","html":"//firmwarewatch.cc/evidence/203425","raw":"//firmwarewatch.cc/evidence/203425/raw"}},{"version":"Archer AC1900(USW)_V1.6_1.13.15 Build 240812","channel":"stable","claimed_release_date":"2024-12-10","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":"New Features/Enhancement: Enhanced device stability. Bug Fixed: Fixed the bug where client upload/download speeds on the Network Map page displayed inaccurately (either 0 Kbps or very low values). Fixed the bug where port forwarding would fail when switching RTSP streams. Fixed the bug where, in AP mode with DHCP disabled, the client list showed all devices as \"Unknown\". Fixed the bug where the device would reboot upon receiving specific packets in certain environments. Fixed the bug where disabling QoS in the Web UI will not sync the settings to the Tether app. Fixed the bug where guest network would become unavailable after firmware upgrade in AP mode. Fixed the bug where the WAN directory was empty after importing configurations or upgrading firmware through ACS server. Fixed the bug where channel values for both bands were displayed as fixed in the web UI. Fixed the bug where the device may auto-restart when on the same network as the X50. Fixed the bug where the QoS setting would switch from kbps to Mbps after refreshing the page. Fixed the bug where Tapo couldn't be scanned when binding a Tapo wireless IPC to a wireless NVR's WiFi network.","disclosure_score":0.63,"mentions_security":false,"cve_ids":[],"download_url":"https://static.tp-link.com/upload/firmware/2024/202412/20241210/Archer AC1900(USW)_V1_240812.zip","evidence":{"id":203425,"source_url":"https://www.tp-link.com/us/support/download/archer-ac1900/v1.60/","fetched_at":"2026-09-29T03:02:46.727542+00:00","observed_at":"2026-09-29T03:02:46.727542+00:00","http_status":200,"content_sha256":"79b6519bbf2589a00eed0e4b73b4a74bbdba85466f590178f0b83199462e9baf","html":"//firmwarewatch.cc/evidence/203425","raw":"//firmwarewatch.cc/evidence/203425/raw"}},{"version":"Archer AC1900(USW)_V1.6_1.13.2 Build 230824","channel":"stable","claimed_release_date":"2023-11-17","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: 1.Added support for DoH. 2.Added support for Alexa 3.Added support for HTTPS access. 4.Added IoT network and IoT security. 5.Optimized the guest network, supports Access Time Control and Bandwidth Control. 6.Optimized the easymesh, supports upgrading multiple devices at the same time. 7.Optimized the UI. Bug Fixed: 1.Fixed several bugs related to IPTV. 2.Fixed several UI bugs. 3.Fixed the bug that the pin doesn't work under certain scenarios. 4.Fixed a compatibility bug with certain intel network cards. 5.Fixed the bug that router can't be accessed remotely via tether.","disclosure_score":0.61,"mentions_security":true,"cve_ids":[],"download_url":"https://static.tp-link.com/upload/firmware/2023/202311/20231117/Archer AC1900(USW)_V1_230824.zip","evidence":{"id":203425,"source_url":"https://www.tp-link.com/us/support/download/archer-ac1900/v1.60/","fetched_at":"2026-09-29T03:02:46.727542+00:00","observed_at":"2026-09-29T03:02:46.727542+00:00","http_status":200,"content_sha256":"79b6519bbf2589a00eed0e4b73b4a74bbdba85466f590178f0b83199462e9baf","html":"//firmwarewatch.cc/evidence/203425","raw":"//firmwarewatch.cc/evidence/203425/raw"}},{"version":"Archer AC1900(USW)_V1.6_1.13.1 Build 230609","channel":"stable","claimed_release_date":"2023-08-09","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: Added support for DoH. Added support for Alexa Added support for HTTPS access. Added IoT network and IoT security. Optimized the guest network, supports Access Time Control and Bandwidth Control. Optimized the easymesh, supports upgrading multiple devices at the same time. Optimized the UI. Bug Fixed: Fixed several bugs related to IPTV. fixed several UI bugs. Fixed the bug that the pin doesn't work under certain scenarios. Fixed a compatibility bug with certain intel network cards.","disclosure_score":0.6,"mentions_security":true,"cve_ids":[],"download_url":"https://static.tp-link.com/upload/firmware/2023/202308/20230809/Archer AC1900(USW)_V1_230609.zip","evidence":{"id":203425,"source_url":"https://www.tp-link.com/us/support/download/archer-ac1900/v1.60/","fetched_at":"2026-09-29T03:02:46.727542+00:00","observed_at":"2026-09-29T03:02:46.727542+00:00","http_status":200,"content_sha256":"79b6519bbf2589a00eed0e4b73b4a74bbdba85466f590178f0b83199462e9baf","html":"//firmwarewatch.cc/evidence/203425","raw":"//firmwarewatch.cc/evidence/203425/raw"}},{"version":"Archer AC1900(USW)_V1.6_1.12.1 Build 221212","channel":"stable","claimed_release_date":"2023-05-16","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 easymesh features, added support for Ethernet Backhaul 2.Fixed the bug that settings of DHCP server reset after reboot 3.Fixed the bug that some wireless clients behind extender are incorrectly identified as wired in client list. 4.Fixed the bug that could not bridge WiFi using WPA3 encryption 5.Fixed the bug that Network generates loops under specific scenarios 6.Optimize packet filtering rules","disclosure_score":0.43,"mentions_security":false,"cve_ids":[],"download_url":"https://static.tp-link.com/upload/firmware/2023/202302/20230207/Archer AC1900(US)_V1.0_221212.zip","evidence":{"id":203425,"source_url":"https://www.tp-link.com/us/support/download/archer-ac1900/v1.60/","fetched_at":"2026-09-29T03:02:46.727542+00:00","observed_at":"2026-09-29T03:02:46.727542+00:00","http_status":200,"content_sha256":"79b6519bbf2589a00eed0e4b73b4a74bbdba85466f590178f0b83199462e9baf","html":"//firmwarewatch.cc/evidence/203425","raw":"//firmwarewatch.cc/evidence/203425/raw"}},{"version":"Archer AC1900(USW)_V1.6_1.11.40 Build 221013","channel":"stable","claimed_release_date":"2023-05-16","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 released.","disclosure_score":0.3,"mentions_security":false,"cve_ids":[],"download_url":"https://static.tp-link.com/upload/firmware/2023/202302/20230227/Archer AC1900(US)_V1_221013.zip","evidence":{"id":203425,"source_url":"https://www.tp-link.com/us/support/download/archer-ac1900/v1.60/","fetched_at":"2026-09-29T03:02:46.727542+00:00","observed_at":"2026-09-29T03:02:46.727542+00:00","http_status":200,"content_sha256":"79b6519bbf2589a00eed0e4b73b4a74bbdba85466f590178f0b83199462e9baf","html":"//firmwarewatch.cc/evidence/203425","raw":"//firmwarewatch.cc/evidence/203425/raw"}}],"identifiers":[{"kind":"marketing_name","value":"Archer AC1900","normalized":"archer ac1900"}],"revisions":[{"slug":"tplink-archer-ac1900-v1-usw","hardware_revision":"v1","region_code":"USW"},{"slug":"tplink-archer-ac1900-v2-6-usw","hardware_revision":"v2.6","region_code":"USW"}],"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-ac1900-v1-6-usw","self":"//firmwarewatch.cc/api/v1/products/tplink-archer-ac1900-v1-6-usw.json","vendor":"//firmwarewatch.cc/api/v1/vendors/tplink.json","feed":"//firmwarewatch.cc/feeds/devices/tplink-archer-ac1900-v1-6-usw.xml","methodology":"//firmwarewatch.cc/api/v1/methodology.json"}}