---
title: "Common TYPO3 system settings"
manual: "TYPO3 Explained"
version: "main"
permalink: "https://docs.typo3.org/permalink/t3coreapi:system-settings@main"
source: "Administration/SystemSettings/Index.rst"
rendered: "2026-09-23T17:05:17+00:00"
---

# Common TYPO3 system settings {#system-settings}

-   [Application context](https://docs.typo3.org/permalink/t3coreapi:application-context-1@main)
-   [Backend entry point](https://docs.typo3.org/permalink/t3coreapi:backend-entry-point-1@main)
-   [Maintenance Mode](https://docs.typo3.org/permalink/t3coreapi:maintenance-mode-prevent-backend-logins-during-upgrade@main)
-   [Production settings](https://docs.typo3.org/permalink/t3coreapi:production-settings-1@main)