---
slug: "azure-functions-node-22-end-of-support"
title: "Azure Functions: Node.js 22 end of support"
summary: "End of support date for Node.js 22 on Azure Functions: 30 Apr 2027. Function apps keep running after that date but stop receiving security patches, updates and customer support."
cloud: "azure"
service: "Azure Functions"
service_slug: "functions"
category: "runtime"
type: "end_of_support"
announced_date: "2026-09-22"
effective_date: "2027-04-30"
effective_precision: "day"
replacement: "Node.js 24"
affected_versions: ["22"]
source_url: "https://azure.microsoft.com/updates?id=572771"
extra_source_urls: ["https://learn.microsoft.com/azure/azure-functions/update-language-versions?tabs=azure-portal%2Cwindows&pivots=programming-language-javascript","https://learn.microsoft.com/azure/azure-functions/language-support-policy?pivots=programming-language-javascript","https://learn.microsoft.com/en-us/azure/azure-functions/functions-versions"]
vendor_ref: "572771"
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-functions-node-22-end-of-support"
short_url: "https://eolwatch.dev/i/5z"
markdown_url: "https://eolwatch.dev/items/azure-functions-node-22-end-of-support.md"
json_url: "https://eolwatch.dev/items/azure-functions-node-22-end-of-support.json"
source_note: null
---

# Azure Functions: Node.js 22 end of support

End of support date for Node.js 22 on Azure Functions: 30 Apr 2027. Function apps keep running after that date but stop receiving security patches, updates and customer support.

- Effective date: 30 Apr 2027
- Cloud: [Azure](https://eolwatch.dev/cloud/azure.md)
- Service: [Azure Functions](https://eolwatch.dev/services/azure/functions.md)
- Type: End of support
- Category: [Runtime](https://eolwatch.dev/categories/runtimes.md)
- Affected versions: 22
- Replacement: Node.js 24
- Announced: 22 Sep 2026
- Official source: [azure.microsoft.com](https://azure.microsoft.com/updates?id=572771)
- Last checked: 12 Nov 2026

## What breaks

After the end of support date, function apps on Node.js 22 continue to run, but security patches and updates are no longer provided and customer support for Node.js 22 is discontinued. Microsoft states that running function apps on an unsupported runtime or language version may lead to issues and degraded performance. An upgrade is required to maintain support eligibility.

## Who is affected

### Affected versions

- `22`

### Matching resource types

- `microsoft.web/sites`
- `azurerm_linux_function_app`
- `azurerm_windows_function_app`

### Fields the check reads

- `linuxfxversion`
- `kind`
- `site_config.application_stack.node_version`

### Detected by the estate check from

- Azure Resource Graph export (CSV or JSON)
- Terraform state or plan (JSON)
- ARM template

## What to do

Upgrade the app to Node.js 24 before 30 Apr 2027. [Follow the steps to upgrade your app](https://learn.microsoft.com/azure/azure-functions/update-language-versions?tabs=azure-portal%2Cwindows&pivots=programming-language-javascript).

## Replacement

Node.js 24

## Sources

- [Official source](https://azure.microsoft.com/updates?id=572771) (azure.microsoft.com, Official)
- [Additional source](https://learn.microsoft.com/azure/azure-functions/update-language-versions?tabs=azure-portal%2Cwindows&pivots=programming-language-javascript) (learn.microsoft.com, Official)
- [Additional source](https://learn.microsoft.com/azure/azure-functions/language-support-policy?pivots=programming-language-javascript) (learn.microsoft.com, Official)
- [Additional source](https://learn.microsoft.com/en-us/azure/azure-functions/functions-versions) (learn.microsoft.com, Official)

Last checked against the first source in this list on 12 Nov 2026.

Page: https://eolwatch.dev/items/azure-functions-node-22-end-of-support | JSON: https://eolwatch.dev/items/azure-functions-node-22-end-of-support.json

The text on this page is drafted with AI assistance from the vendor's text, checked against the official source and approved by a person before it is published.