Name "First Steps" consistently with table of contents

docs/en/index.md

@@ -6,7 +6,7 @@ This is the official documentation for the Zettlr Markdown Editor. This document
 
 This documentation is structured with Zettlr's extensive feature set and target group in mind. We have sorted all available features into a few central categories. If you know exactly what you are looking for, the search bar at the top right is the right starting point for you, otherwise, please follow the descriptions below:
 
-- The **Introduction** section contains instructions on how to set up everything necessary to start working with Zettlr. It also provides a short "getting started" guide in case you want to see what the app offers.
+- The **First Steps** section contains instructions on how to set up everything necessary to start working with Zettlr. It also provides a short "getting started" guide in case you want to see what the app offers.
 - A section on **concepts** familiarizes you with a few concepts that form the basis of how Zettlr works. It is recommended to read through these documents carefully.
 - **Guides** contain a few guides for quickly setting up Zettlr for broadly described use cases. You will likely need to modify the presented settings to match your own workflow, but these are great starting points to have Zettlr work for you.
 - The **Core** describes the central writing and file management feature sets of Zettlr: What it can do, how it can do it, and where you can customize it.