---
title: "Concepts"
manual: "Tutorial for Editors"
version: "14.3"
permalink: "https://docs.typo3.org/permalink/t3editors:concepts@14.3"
source: "Concepts/Index.rst"
rendered: "2026-10-01T16:42:53+00:00"
---

# Concepts {#concepts}

The following concepts are of interest:

**[Cache](https://docs.typo3.org/permalink/t3editors:cache@14.3)**

A beginners guide to browser caching and managing TYPO3's cache.

**[File Abstraction Layer](https://docs.typo3.org/permalink/t3editors:fal@14.3)**

Information about TYPO3's File Abstraction Layer (FAL) and how editors can modify meta data for individual files.

**[Accessibility](https://docs.typo3.org/permalink/t3editors:accessibility@14.3)**

An introduction to writing accessible content with links to third party resources.

**[Copyright](https://docs.typo3.org/permalink/t3editors:copyright@14.3)**

Information on copyright and data privacy.