---
title: "Breaking: #78525 - Removed unused configuration options for JavaScript"
manual: "TYPO3 Core Changelog"
version: "main"
permalink: "https://docs.typo3.org/permalink/changelog:breaking-78525"
source: "Changelog/8.5/Breaking-78525-RemoveUnusedConfigurationOptionsForJavaScript.rst"
modified: "2026-09-15T10:46:36+00:00"
---

# Breaking: #78525 - Removed unused configuration options for JavaScript

See [forge#78525](https://forge.typo3.org/issues/78525)

## Description

Removed all options that are not used anymore from `TYPO3.configuration` in JavaScript context.

-   `TYPO3.configuration.moduleMenuWidth`
-   `TYPO3.configuration.topBarHeight`

## Impact

Both settings are not available anymore in JavaScript under `TYPO3.configuration`.

## Affected Installations

Any installation that uses one of the mentioned options.

## Migration

No migration.