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About this Document¶
This manual provides instructions on how to install and also upgrade an existing TYPO3 CMS installation.
The "Installation" section is aimed at beginners who want to set up a new installation of TYPO3 CMS. The "Update" section targets those who already have a running website and wish to upgrade it to a newer version of TYPO3 CMS.
It is recommended that you follow each of the steps in the "Quick Installation" section in order to ensure that your installation is completed correctly. After this point you may wish to take a closer a look at the "In-Depth Installation" section to find out how to further configure and customize your installation of TYPO3.
Updated the manual for TYPO3 CMS version 9.5.
This manual was originally written by Kasper Skårhøj and is now kept up to date by the TYPO3 community.
If you find a bug in this manual, please be so kind as to check the online version on https://docs.typo3.org/m/typo3/guide-installation/10.4/en-us/. From there you can hit the "Edit me on GitHub" button in the top right corner and submit a pull request via GitHub. Alternatively you can just file an issue using the bug tracker: https://github.com/TYPO3-Documentation/TYPO3CMS-Guide-Installation/issues.
Maintaining high quality documentation requires time and effort and the TYPO3 Documentation Team always appreciates support. If you want to support us, please contact us as described in the next section.