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4 changes: 2 additions & 2 deletions docs/excel/custom-functions-json.md
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@@ -1,7 +1,7 @@
---
title: Manually create JSON metadata for custom functions in Excel
description: Define JSON metadata for custom functions in Excel and associate your function ID and name properties.
ms.date: 07/10/2025
ms.date: 10/27/2025
ms.localizationpriority: medium
---

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| Property | Data type | Required | Description |
| :------------ | :-------- | :------- | :------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| `description` | string | No | The description of the function that end users see in Excel. For example, **Converts a Celsius value to Fahrenheit**. |
| `helpUrl` | string | No | URL that provides information about the function. (It is displayed in a task pane.) For example, `http://contoso.com/help/convertcelsiustofahrenheit.html`. |
| `helpUrl` | string | No | URL that provides information about the function. For example, `http://contoso.com/help/convertcelsiustofahrenheit.html`. |
| `id` | string | Yes | A unique ID for the function. This ID can only contain alphanumeric characters and periods and should not be changed after it is set. |
| `name` | string | Yes | The name of the function that end users see in Excel. In Excel, this function name is prefixed by the custom functions namespace that's specified in the add-in only manifest file. |
| `options` | object | No | Enables you to customize some aspects of how and when Excel executes the function. See [options](#options) for details. |
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