{
  "slug": "azure-load-balancer-numberofprobes-property-end-of-support",
  "title": "Azure Load Balancer: numberOfProbes property end of support",
  "summary": "End of support date for the Azure Load Balancer numberOfProbes property: 1 Sep 2027. Microsoft does not support the property after that date and names the probeThreshold property as the one to use.",
  "cloud": "azure",
  "service": "Azure Load Balancer",
  "service_slug": "load-balancer",
  "category": "feature",
  "type": "end_of_support",
  "announced_date": "2024-10-10",
  "effective_date": "2027-09-01",
  "effective_precision": "day",
  "impact": "Support for the Azure Load Balancer numberOfProbes property ends on 1 Sep 2027. Microsoft does not support the property after that date. To avoid service disruption, Microsoft advises upgrading apps to API version 2022-05-01 or higher and using the Azure Load Balancer probeThreshold property.",
  "migration_path": "1. Upgrade your apps to API version 2022-05-01 or higher. Microsoft links guidance on [updating your API](https://aka.ms/VersionHowTo).\n2. Before 1 Sep 2027, stop using the numberOfProbes property, migrate to the probeThreshold property, or both.",
  "replacement": "probeThreshold property",
  "affected_versions": [],
  "source_url": "https://azure.microsoft.com/updates?id=end-of-support-announcement-for-azure-load-balancer-numberofprobes-property-on-1-september-2027",
  "extra_source_urls": [
    "https://aka.ms/VersionHowTo"
  ],
  "vendor_ref": "end-of-support-announcement-for-azure-load-balancer-numberofprobes-property-on-1-september-2027",
  "last_checked_at": "2026-11-12T09:55:19.345Z",
  "created_at": "2026-11-13T13:36:44.208Z",
  "updated_at": "2026-11-13T13:36:44.208Z",
  "url": "https://eolwatch.dev/items/azure-load-balancer-numberofprobes-property-end-of-support",
  "short_url": "https://eolwatch.dev/i/7k",
  "markdown_url": "https://eolwatch.dev/items/azure-load-balancer-numberofprobes-property-end-of-support.md",
  "json_url": "https://eolwatch.dev/items/azure-load-balancer-numberofprobes-property-end-of-support.json",
  "estate_check": {
    "resource_types": [
      "microsoft.network/loadbalancers"
    ],
    "fields": [
      "properties.probes.properties.numberofprobes"
    ],
    "inputs": [
      "ARM template"
    ]
  },
  "source_note": null
}