---
title: "Breaking: #81901 - Changed behavior of auto-completion appearance"
manual: "TYPO3 Core Changelog"
version: "main"
permalink: "https://docs.typo3.org/permalink/changelog:breaking-81901"
source: "Changelog/9.0/Breaking-81901-ChangedBehaviorOfAutocompletionAppearance.rst"
typo3-version: "9.0"
typo3-major: 9
type: "breaking"
issue: 81901
forge: "https://forge.typo3.org/issues/81901"
tags: ["Backend", "NotScanned", "ext:t3editor"]
rendered: "2026-09-18T17:00:34+00:00"
---

# Breaking: #81901 - Changed behavior of auto-completion appearance {#breaking-81901}

See [forge#81901](https://forge.typo3.org/issues/81901)

## Description {#description}

Due to streamlining t3editor's JavaScript code to CodeMirror's architecture, the behavior of the TS auto-completion
has changed.

## Impact {#impact}

After pressing the dot character (.), the auto-completion does not appear automatically. A user has to press the
keystroke Ctrl+Space now.

## Affected Installations {#affected-installations}

All installations are affected.