---
title: "Deprecation: #81540 - Deprecate DocumentTemplate::formWidth"
manual: "TYPO3 Core Changelog"
version: "main"
permalink: "https://docs.typo3.org/permalink/changelog:deprecation-81540"
source: "Changelog/9.0/Deprecation-81540-DeprecateDocumentTemplateformWidth.rst"
modified: "2026-09-15T10:46:36+00:00"
---

# Deprecation: #81540 - Deprecate DocumentTemplate::formWidth

See [forge#81540](https://forge.typo3.org/issues/81540)

## Description

The method `DocumentTemplate::formWidth()` has been marked as deprecated.

## Impact

Calling the method will trigger a deprecation log entry.

## Affected Installations

Any installation using third-party extension that call this method.

## Migration

Use CSS classes from Bootstrap or if needed inline styles directly.