Outdated TYPO3 Version
This documentation refers to an outdated TYPO3 version - either select a supported version or make sure to use a TYPO3 Extended Long Term Support (ELTS) version to continue getting security updates.
TYPO3 CMS offers a way for extension authors to provide automated updates for extensions. TYPO3 itself provides update wizards to smooth updates of TYPO3 versions. This chapter will explain the concept and how to write those update wizards.