{"slug":"tplink-deco-x15-v1-6-us","display_name":"Deco X15","model_name":"Deco X15","hardware_revision":"v1.6","region_code":"US","category":"mesh_node","vendor":{"slug":"tplink","name":"TP-Link"},"verdict":{"status":"slowing","label":"Slowing down","confidence":"high","reason":"154 days since the last release against a median gap of 87 (1.8x)","algorithm_version":"lifecycle-1","computed_at":"2026-09-30T01:14:42.226514+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":"2024-03-28","last_release_date":"2026-04-29","days_since_last_release":154,"median_gap_days":87.0,"cadence_multiple":1.77,"observed_support":{"days":762,"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":"Deco X15(US)_V1.6_1.4.0 Build 20251222","channel":"stable","claimed_release_date":"2026-04-29","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":"Bug Fixes: 1. Fixed some wireless stability issues. 2. Improved overall system stability.","disclosure_score":0.28,"mentions_security":false,"cve_ids":[],"download_url":"https://static.tp-link.com/upload/firmware/2026/202604/20260429/X10_X1500_W4500_X15_W3000_1.0_en_1.4.0_Build_20251222_Rel.45343_up.zip","evidence":{"id":203477,"source_url":"https://www.tp-link.com/us/support/download/deco-x15/","fetched_at":"2026-09-29T03:04:02.720445+00:00","observed_at":"2026-09-29T03:04:02.720445+00:00","http_status":200,"content_sha256":"3a2e3e1c43a200d84872f7bd901cf6a148ddc4c36f3bddf3e22e3b0da2fa6104","html":"//firmwarewatch.cc/evidence/203477","raw":"//firmwarewatch.cc/evidence/203477/raw"}},{"version":"Deco X15(US)_V1.6_1.3.0 Build 20250725","channel":"stable","claimed_release_date":"2026-01-06","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: 1. Added VPN Client and VPN Server functionality. 2. Added support for Static Routing and custom MTU settings. 3. Added Deco TSS and IoT TSS support. 4. Added support for custom Location labels for devices. 5. Introduced WiFi Access Control (Allowlist/Blocklist). 6. Introduced a dedicated IoT Network. 7. Enhanced Camera Security features. 8. Integrated SafeSearch and YouTube Restricted Mode. 9. Implemented Portal Authentication for the Guest Network. 10. Implemented automatic Deco firmware upgrades. Optimizations & Improvements: 1. Improved OpenVPN performance. 2. Optimized IoT device experience and connectivity. 3. Improved MAC Clone functionality. Bug Fixes: 1. Fixed an issue where device names were inconsistent between the App and Web interfaces.","disclosure_score":0.61,"mentions_security":true,"cve_ids":[],"download_url":"https://static.tp-link.com/upload/firmware/2026/202601/20260106/X10_X1500_W4500_X15_W3000_1.0_en_1.3.0_Build_20250725_Rel.54254_up.zip","evidence":{"id":203477,"source_url":"https://www.tp-link.com/us/support/download/deco-x15/","fetched_at":"2026-09-29T03:04:02.720445+00:00","observed_at":"2026-09-29T03:04:02.720445+00:00","http_status":200,"content_sha256":"3a2e3e1c43a200d84872f7bd901cf6a148ddc4c36f3bddf3e22e3b0da2fa6104","html":"//firmwarewatch.cc/evidence/203477","raw":"//firmwarewatch.cc/evidence/203477/raw"}},{"version":"Deco X15(US)_V1.6_1.1.7 Build 20240911","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":"Modification and Bug Fixes: 1. Improved the system stability. 2. Fixed the issue that satellite units might be displayed as \"offline\" in Deco APP if there are lots of Tapo devices in the network. 3. Fixed the issue that all clients would be disconnected when configuring port forwarding rules in some scenarios.","disclosure_score":0.48,"mentions_security":false,"cve_ids":[],"download_url":"https://static.tp-link.com/upload/firmware/2024/202412/20241210/X10_X1500_W4500_X15_W3000 1.0_en_1.1.7 Build 20240911 Rel. 53484_up.zip","evidence":{"id":203477,"source_url":"https://www.tp-link.com/us/support/download/deco-x15/","fetched_at":"2026-09-29T03:04:02.720445+00:00","observed_at":"2026-09-29T03:04:02.720445+00:00","http_status":200,"content_sha256":"3a2e3e1c43a200d84872f7bd901cf6a148ddc4c36f3bddf3e22e3b0da2fa6104","html":"//firmwarewatch.cc/evidence/203477","raw":"//firmwarewatch.cc/evidence/203477/raw"}},{"version":"Deco X15(US)_V1.6_1.1.6 Build 20240911","channel":"stable","claimed_release_date":"2024-09-24","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":"Bug Fixes: Fixed an issue preventing wireless devices from connecting to Wi-Fi due to configuration synchronization failure.","disclosure_score":0.32,"mentions_security":false,"cve_ids":[],"download_url":"https://static.tp-link.com/upload/firmware/2024/202409/20240924/X10_X1500_W4500_X15_W3000_1.0_en_1.1.6_Build 20240911_Rel.36533_up.zip","evidence":{"id":203477,"source_url":"https://www.tp-link.com/us/support/download/deco-x15/","fetched_at":"2026-09-29T03:04:02.720445+00:00","observed_at":"2026-09-29T03:04:02.720445+00:00","http_status":200,"content_sha256":"3a2e3e1c43a200d84872f7bd901cf6a148ddc4c36f3bddf3e22e3b0da2fa6104","html":"//firmwarewatch.cc/evidence/203477","raw":"//firmwarewatch.cc/evidence/203477/raw"}},{"version":"Deco X15(US)_V1.6_1.1.5 Build 20240719","channel":"stable","claimed_release_date":"2024-08-15","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":"New Features/Enhancements: 1. Optimized the HomeShield module. 2. Fixed several security vulnerabilities. 3. Improved system stability. Bug fixes: 1. Fixed the bug that the client list was not displayed in certain cases.","disclosure_score":0.42,"mentions_security":true,"cve_ids":[],"download_url":"https://static.tp-link.com/upload/firmware/2024/202408/20240815/X15_1.0_1.1.5_240719.zip","evidence":{"id":203477,"source_url":"https://www.tp-link.com/us/support/download/deco-x15/","fetched_at":"2026-09-29T03:04:02.720445+00:00","observed_at":"2026-09-29T03:04:02.720445+00:00","http_status":200,"content_sha256":"3a2e3e1c43a200d84872f7bd901cf6a148ddc4c36f3bddf3e22e3b0da2fa6104","html":"//firmwarewatch.cc/evidence/203477","raw":"//firmwarewatch.cc/evidence/203477/raw"}},{"version":"Deco X15(US)_V1.6_1.1.1 Build 20240416","channel":"stable","claimed_release_date":"2024-05-10","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":"Fixed some bugs.","disclosure_score":0.3,"mentions_security":false,"cve_ids":[],"download_url":"https://static.tp-link.com/upload/firmware/2024/202405/20240510/X10_X1500_W4500_X15_W3000_1.0_en_1.1.1_Build_20240416_Rel._62783_up.zip","evidence":{"id":203477,"source_url":"https://www.tp-link.com/us/support/download/deco-x15/","fetched_at":"2026-09-29T03:04:02.720445+00:00","observed_at":"2026-09-29T03:04:02.720445+00:00","http_status":200,"content_sha256":"3a2e3e1c43a200d84872f7bd901cf6a148ddc4c36f3bddf3e22e3b0da2fa6104","html":"//firmwarewatch.cc/evidence/203477","raw":"//firmwarewatch.cc/evidence/203477/raw"}},{"version":"Deco X15(US)_V1.6_1.1.0 Build 20240204","channel":"stable","claimed_release_date":"2024-03-28","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/2024/202403/20240328/X10_X1500_W4500_X15_1.1.0_240204.zip","evidence":{"id":203477,"source_url":"https://www.tp-link.com/us/support/download/deco-x15/","fetched_at":"2026-09-29T03:04:02.720445+00:00","observed_at":"2026-09-29T03:04:02.720445+00:00","http_status":200,"content_sha256":"3a2e3e1c43a200d84872f7bd901cf6a148ddc4c36f3bddf3e22e3b0da2fa6104","html":"//firmwarewatch.cc/evidence/203477","raw":"//firmwarewatch.cc/evidence/203477/raw"}}],"identifiers":[{"kind":"marketing_name","value":"Deco X15","normalized":"deco x15"}],"revisions":[],"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-deco-x15-v1-6-us","self":"//firmwarewatch.cc/api/v1/products/tplink-deco-x15-v1-6-us.json","vendor":"//firmwarewatch.cc/api/v1/vendors/tplink.json","feed":"//firmwarewatch.cc/feeds/devices/tplink-deco-x15-v1-6-us.xml","methodology":"//firmwarewatch.cc/api/v1/methodology.json"}}