{"slug":"tplink-deco-x55-v1-26-us","display_name":"Deco X55","model_name":"Deco X55","hardware_revision":"v1.26","region_code":"US","category":"mesh_node","vendor":{"slug":"tplink","name":"TP-Link"},"verdict":{"status":"quiet","label":"Gone quiet","confidence":"high","reason":"582 days since the last release against a median gap of 191 (3.0x)","algorithm_version":"lifecycle-1","computed_at":"2026-09-30T01:14:39.150265+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":5,"first_release_date":"2023-02-09","last_release_date":"2025-02-25","days_since_last_release":582,"median_gap_days":191.0,"cadence_multiple":3.047,"observed_support":{"days":747,"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 X55(US)_V1.26_1.4.6 Build 20250211","channel":"stable","claimed_release_date":"2025-02-25","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/Enhancements: Enhanced the wireless performance and the Mesh performance. Bug fixes: 1. Fixed the bug that satellite deco go offline when a significant number of Tapo devices were present in a Deco network; 2. Fixed the bug that setting port forwarding rules would disconnect all clients after setting DNS in DHCP server; 3. Fixed the bugs that client list is empty in some scenarios.","disclosure_score":0.55,"mentions_security":false,"cve_ids":[],"download_url":"https://static.tp-link.com/upload/firmware/2025/202502/20250225/Deco X55 1.2_1.4.6 Build 20250211 Rel. 39448.zip","evidence":{"id":201784,"source_url":"https://www.tp-link.com/us/support/download/deco-x55/v1.26/","fetched_at":"2026-09-29T02:08:45.360401+00:00","observed_at":"2026-09-29T02:08:45.360401+00:00","http_status":200,"content_sha256":"f326121fe819b8fc98421d86bb67438535f897eb79c0724b43a0aa8674c2da24","html":"//firmwarewatch.cc/evidence/201784","raw":"//firmwarewatch.cc/evidence/201784/raw"}},{"version":"Deco X55(US)_V1.26_1.4.0 Build 20240718","channel":"stable","claimed_release_date":"2024-12-20","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/Enhancements: 1. Added APP QoS feature. 2. Added wireguard VPN server/client feature. 3. Added client speed limit feature. 4. Supported WAN port fixed feature. 5. Support for new Kasa/Tapo models. 6. Supported third-party VPN. 7. Optimized performance of L2TP VPN server. 8. Improved system stability. Bug Fixes: 1. Fixed some bugs.","disclosure_score":0.51,"mentions_security":false,"cve_ids":[],"download_url":"https://static.tp-link.com/upload/firmware/2024/202412/20241220/X55 1.2_en_1.4.0 Build 20240718 Rel. 44385_up.zip","evidence":{"id":201784,"source_url":"https://www.tp-link.com/us/support/download/deco-x55/v1.26/","fetched_at":"2026-09-29T02:08:45.360401+00:00","observed_at":"2026-09-29T02:08:45.360401+00:00","http_status":200,"content_sha256":"f326121fe819b8fc98421d86bb67438535f897eb79c0724b43a0aa8674c2da24","html":"//firmwarewatch.cc/evidence/201784","raw":"//firmwarewatch.cc/evidence/201784/raw"}},{"version":"Deco X55(US)_V1.26_1.2.0 Build 20231229","channel":"stable","claimed_release_date":"2024-02-26","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/Enhancements: 1. Added Camera Security feature. 2. Added Wi-Fi Access Control feature to support block list and allow list. 3. Advanced Parental Control subscription added APP block feature, which supports 2000+ applications. 4. Added Portal authentication for Guest Network. 5. Added detection of Ethernet backhaul link speed. 6. Added the support for Matter protocol. 7. Add the module of Eco Mode, Wi-Fi Schedule and Auto Update. 8. Optimize the collaboration with Tapo. Bug Fixes: 1. Fix some bugs related to roaming when working with some Intel network cards. 2. Fix the potential security vulnerability and its related problem. 3. Fix some bugs of potential problems related to algorithm.","disclosure_score":0.61,"mentions_security":true,"cve_ids":[],"download_url":"https://static.tp-link.com/upload/firmware/2024/202402/20240226/X55 1.2_en_1.2.0 Build 20231229 Rel. 43148_up.zip","evidence":{"id":201784,"source_url":"https://www.tp-link.com/us/support/download/deco-x55/v1.26/","fetched_at":"2026-09-29T02:08:45.360401+00:00","observed_at":"2026-09-29T02:08:45.360401+00:00","http_status":200,"content_sha256":"f326121fe819b8fc98421d86bb67438535f897eb79c0724b43a0aa8674c2da24","html":"//firmwarewatch.cc/evidence/201784","raw":"//firmwarewatch.cc/evidence/201784/raw"}},{"version":"Deco X55(US)_V1.26_1.1.0 Build 20230522","channel":"stable","claimed_release_date":"2023-06-14","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. Support for customizing Satellite Deco signal source. 2. Support for customizing Clients connection preference. 3. Support for Reboot Schedule. 4. Support for NO-IP and DynDNS. 5. Support for setting Effective Time and Bandwidth Limit for guest network. 6. Added Smart DHCP switch under Access Point mode. 7. Added an alert in the App when the main Deco and modem negotiation speed is only 10/100Mbps. 8. Added VPN server/client features, including Open VPN, L2TP VPN and PPTP VPN. 9. Added the static route function. 10. Added the ability to customize the MTU. 11. Added IOT network function. 12. Added SafeSearch function and Youtube Restrict function in the Homeshield. 15. Optimized the Homeshield function. 16. Improved system stability.","disclosure_score":0.63,"mentions_security":false,"cve_ids":[],"download_url":"https://static.tp-link.com/upload/firmware/2023/202306/20230615/Deco X55_V1.2_1.1.0_230522.zip","evidence":{"id":201784,"source_url":"https://www.tp-link.com/us/support/download/deco-x55/v1.26/","fetched_at":"2026-09-29T02:08:45.360401+00:00","observed_at":"2026-09-29T02:08:45.360401+00:00","http_status":200,"content_sha256":"f326121fe819b8fc98421d86bb67438535f897eb79c0724b43a0aa8674c2da24","html":"//firmwarewatch.cc/evidence/201784","raw":"//firmwarewatch.cc/evidence/201784/raw"}},{"version":"Deco X55(US)_V1.26_1.0.1 Build 20221103","channel":"stable","claimed_release_date":"2023-02-09","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":"First firmware released.","disclosure_score":0.3,"mentions_security":false,"cve_ids":[],"download_url":"https://static.tp-link.com/upload/firmware/2023/202302/20230209/Deco_X55_V1.2_1.0.1_221103.zip","evidence":{"id":201784,"source_url":"https://www.tp-link.com/us/support/download/deco-x55/v1.26/","fetched_at":"2026-09-29T02:08:45.360401+00:00","observed_at":"2026-09-29T02:08:45.360401+00:00","http_status":200,"content_sha256":"f326121fe819b8fc98421d86bb67438535f897eb79c0724b43a0aa8674c2da24","html":"//firmwarewatch.cc/evidence/201784","raw":"//firmwarewatch.cc/evidence/201784/raw"}}],"identifiers":[{"kind":"marketing_name","value":"Deco X55","normalized":"deco x55"}],"revisions":[{"slug":"tplink-deco-x55-v1-us","hardware_revision":"v1","region_code":"US"},{"slug":"tplink-deco-x55-v1-32-us","hardware_revision":"v1.32","region_code":"US"},{"slug":"tplink-deco-x55-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-deco-x55-v1-26-us","self":"//firmwarewatch.cc/api/v1/products/tplink-deco-x55-v1-26-us.json","vendor":"//firmwarewatch.cc/api/v1/vendors/tplink.json","feed":"//firmwarewatch.cc/feeds/devices/tplink-deco-x55-v1-26-us.xml","methodology":"//firmwarewatch.cc/api/v1/methodology.json"}}