{"slug":"tplink-archer-ax4400-v1","display_name":"Archer AX4400","model_name":"Archer AX4400","hardware_revision":"v1","region_code":"","category":"router","vendor":{"slug":"tplink","name":"TP-Link"},"verdict":{"status":"quiet","label":"Gone quiet","confidence":"low","reason":"1737 days of silence, past the 730-day floor that applies where there is no cadence to compare against","algorithm_version":"lifecycle-1","computed_at":"2026-09-30T01:14:46.285278+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":1,"first_release_date":"2021-12-28","last_release_date":"2021-12-28","days_since_last_release":1737,"median_gap_days":null,"cadence_multiple":null,"observed_support":{"days":0,"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 AX4400(US)_V1&V1.6_211119","channel":"stable","claimed_release_date":"2021-12-28","claimed_date_precision":"day","is_vendor_dated":true,"first_observed_at":"2026-08-13T02:00:00.107884+00:00","observation_kind":"live_crawl","withdrawn_at":null,"changelog":"New Features/Enhancement: 1. Improved the wireless stability and security; 2. Added VPN Client feature; 3. Added L2TP/IPSec VPN Server feature; 4. Added Smart Life Assistance feature; 5. Added IPTV feature on Tether App; 6. Improved the maximum wireless devices on 2.4G from 128 to 256; 7. Improved the USB stability and security; 8. Updated dropbear version and changed the dropbear port; 9. Updated openssl version. Bug Fixed: 1.Fixed the bug that the router has unstable Internet connection in some cases; 2.Fixed the bug that the router can't get WAN IP in some cases; 3.Fixed the bugs related to AP mode; 4.Fixed the bug that the clients in the Network Map will display as offline after enabling IPTV feature; 5.Fixed the bug that static routing can't set gateway as 0.0.0.0; 6.Fixed the bug related to GDPR encryption; 7.Fixed the bug that QoS can't work after enabling bridge or tag vlan; 8.Fixed the bug that the router will keep rebooting in some cases; 9.Fixed the bug that client icon can't be changed in Tether App; 10.Fixed the bugs related to HomeShield feature.","disclosure_score":0.62,"mentions_security":true,"cve_ids":[],"download_url":"https://static.tp-link.com/upload/firmware/2021/202112/20211228/Archer AX4400(US)_V1_211119.zip","evidence":{"id":201915,"source_url":"https://www.tp-link.com/us/support/download/archer-ax4400/v1/","fetched_at":"2026-09-29T02:13:07.681043+00:00","observed_at":"2026-09-29T02:13:07.681043+00:00","http_status":200,"content_sha256":"49f60c94093a62d9173739c7ba29ef3c80d93343176afa1d11d1604be850fef3","html":"//firmwarewatch.cc/evidence/201915","raw":"//firmwarewatch.cc/evidence/201915/raw"}}],"identifiers":[{"kind":"marketing_name","value":"Archer AX4400","normalized":"archer ax4400"}],"revisions":[{"slug":"tplink-archer-ax4400-v1-us","hardware_revision":"v1","region_code":"US"},{"slug":"tplink-archer-ax4400-v1-6","hardware_revision":"v1.6","region_code":""},{"slug":"tplink-archer-ax4400-v2-6-us","hardware_revision":"v2.6","region_code":"US"},{"slug":"tplink-archer-ax4400-v3-6-us","hardware_revision":"v3.6","region_code":"US"}],"evidence":{"archived_pages":1,"first_observed_at":"2026-08-13T02:00:00.107884+00:00"},"caveats":["Patch latency is not computable for this product: its changelogs name no CVE ids."],"links":{"html":"//firmwarewatch.cc/devices/tplink-archer-ax4400-v1","self":"//firmwarewatch.cc/api/v1/products/tplink-archer-ax4400-v1.json","vendor":"//firmwarewatch.cc/api/v1/vendors/tplink.json","feed":"//firmwarewatch.cc/feeds/devices/tplink-archer-ax4400-v1.xml","methodology":"//firmwarewatch.cc/api/v1/methodology.json"}}