{"slug":"tplink-deco-s4-v3-46-us","display_name":"Deco S4","model_name":"Deco S4","hardware_revision":"v3.46","region_code":"US","category":"mesh_node","vendor":{"slug":"tplink","name":"TP-Link"},"verdict":{"status":"unknown","label":"Not enough evidence","confidence":"low","reason":"only 1 release(s), too few to model a cadence","algorithm_version":"lifecycle-1","computed_at":"2026-09-30T02:14:43.756038+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":"2025-11-18","last_release_date":"2025-11-18","days_since_last_release":316,"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":"Deco S4(US)_V3.46_1.5.2 Build 20240927","channel":"stable","claimed_release_date":"2025-11-18","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. Support for customizing Satellite Deco's and Clients' signal sources. 2. Support for Reboot Schedule. 3. Support for NO-IP and DynDNS. 4. Support for WPA3. 5. Support for setting Effective Time and Bandwidth Limit for guest network. 6. Support setting up client isolation. 7. Added Smart DHCP switch under Access Point mode. 8. Added connection type of V6 Plus. 9. Added the static route function. 10. Added the ability to customize the MTU. 11. Added IOT network function.","disclosure_score":0.6,"mentions_security":false,"cve_ids":[],"download_url":"https://static.tp-link.com/upload/firmware/2025/202511/20251118/S7_en_1.5.2 Build 20240927 Rel. 68997_US_EU_up.bin.zip","evidence":{"id":203402,"source_url":"https://www.tp-link.com/us/support/download/deco-s4/v3.46/","fetched_at":"2026-09-29T03:02:10.774216+00:00","observed_at":"2026-09-29T03:02:10.774216+00:00","http_status":200,"content_sha256":"c6942381b3c4b74e8ecba90bd9934e236ccc3ba446d74a64b6030e15d01770fe","html":"//firmwarewatch.cc/evidence/203402","raw":"//firmwarewatch.cc/evidence/203402/raw"}}],"identifiers":[{"kind":"marketing_name","value":"Deco S4","normalized":"deco s4"}],"revisions":[{"slug":"tplink-deco-s4-v2","hardware_revision":"v2","region_code":"US"},{"slug":"tplink-deco-s4-v2-6-us","hardware_revision":"v2.6","region_code":"US"},{"slug":"tplink-deco-s4-v2-8-us","hardware_revision":"v2.8","region_code":"US"},{"slug":"tplink-deco-s4-v3-26-us","hardware_revision":"v3.26","region_code":"US"},{"slug":"tplink-deco-s4-v3-6-us","hardware_revision":"v3.6","region_code":"US"},{"slug":"tplink-deco-s4-v4-6-us","hardware_revision":"v4.6","region_code":"US"}],"evidence":{"archived_pages":1,"first_observed_at":"2026-08-01T18:37:57.630436+00:00"},"caveats":["No verdict: we looked and declined to judge. See verdict.reason — this is a statement about our evidence, not about the product.","Patch latency is not computable for this product: its changelogs name no CVE ids."],"links":{"html":"//firmwarewatch.cc/devices/tplink-deco-s4-v3-46-us","self":"//firmwarewatch.cc/api/v1/products/tplink-deco-s4-v3-46-us.json","vendor":"//firmwarewatch.cc/api/v1/vendors/tplink.json","feed":"//firmwarewatch.cc/feeds/devices/tplink-deco-s4-v3-46-us.xml","methodology":"//firmwarewatch.cc/api/v1/methodology.json"}}