# UpdateGuidelineDocumentPageInput

> Input in domain **Guidelines**

- HTML: [UpdateGuidelineDocumentPageInput.html](UpdateGuidelineDocumentPageInput.html)
- Raw SDL: [UpdateGuidelineDocumentPageInput.sdl](UpdateGuidelineDocumentPageInput.sdl)
- Covered by: [llms.txt](../llms.txt)

Input for updating a guideline document page. Omitted fields are left unchanged.

## Input fields

- `id`: `ID!` _(beta)_ — The ID of the guideline document page to update.
- `language`: `String` = `null` _(beta)_ — Language code the title is written in. Only meaningful together with `title`. Omit it (or pass the default language) to update the base title; pass a non-default language to update that translation.
- `title`: `String` _(beta)_ — The new title of the document page.
- `heading`: `String` _(beta)_ — The new heading of the document page.
- `subheading`: `String` _(beta)_ — The new subheading of the document page.