Outdated TYPO3 Version

This documentation refers to an outdated TYPO3 version - either select a supported version or make sure to use a TYPO3 Extended Long Term Support (ELTS) version to continue getting security updates.

More information about ELTS

Core Architecture

• Backend
  • Initialization
  • Routing
• Extensions
• Configuration
  • The LocalConfiguration.php file
  • The AdditionalConfiguration.php file
  • Default configuration
  • Install Tool
  • Browsing the global configuration
  • User and Page TSconfig
• Access Control
  • Users and groups
  • Roles
  • Access Control options
  • Other options
  • More about File Mounts
  • Backend users module
  • Authentication
• Backend Modules
  • Backend interface
  • The backend template view
  • Backend Module API
  • Function Menu modules
  • TYPO3 CMS shell scripts (CLI mode)
• Database
  • Introduction
  • Database Structure
  • Upgrade table/field definitions
• Versioning and Workspaces
• Internationalization and localization
• Context Sensitive Help (CSH)
  • The $TCA_DESCR array
  • The language files for CSH
  • Implementing CSH
• Security in TYPO3