1. Introduction

1.1 Brief Explanation of the Tutorial's Goal

In this tutorial, we aim to make you comfortable with using WordPress Media Library, which is a repository for storing all media files like images, videos, audios etc. uploaded to your WordPress site. We will cover how to add, delete, and manage these media files.

1.2 What You Will Learn

By the end of this tutorial, you will be able to:
- Understand what the WordPress Media Library is and how it works
- Know how to add and delete media files in the WordPress Media Library
- Understand how to use the media files in your posts and pages

1.3 Prerequisites

Before you begin this tutorial, make sure you have:
- A WordPress site set up
- Basic understanding of how to navigate around the WordPress admin dashboard

2. Step-by-Step Guide

2.1 Accessing the Media Library

To access the Media Library, log into your WordPress admin area and click on 'Media' in the left-hand menu.

2.2 Adding Files to the Media Library

To add new files to your Media Library, click on the 'Add New' button at the top of the page. You can then either drag and drop your files into the box, or click 'Select Files' to choose files from your computer.

2.3 Deleting Files from the Media Library

To delete a file, click on it to open the attachment details, then click 'Delete Permanently' on the right.

2.4 Using Media Files in Posts and Pages

When editing a post or page, click the 'Add Media' button to open the Media Library. Select the file you want to insert and click 'Insert into post'.

3. Code Examples

This tutorial is about using the WordPress interface, so there won't be any code examples. However, you can customize the Media Library by adding functions to your theme's functions.php file.

4. Summary

In this tutorial, we have covered:
- How to access the WordPress Media Library
- How to upload and delete files in the Media Library
- How to use these media files in your posts and pages

Next, you might want to learn about the other features of WordPress, like creating and managing posts and pages, customizing your theme, and adding plugins to extend the functionality of your site.

WordPress Codex is a great resource for learning more about WordPress.

5. Practice Exercises

Exercise 1

Upload an image to your Media Library and use it in a new post.

Exercise 2

Delete a file from your Media Library.

Exercise 3

Add a video to your Media Library and use it in a new page.

Solutions to these exercises will depend on your specific WordPress setup. You can verify your results by checking that the media files appear in your posts and pages as expected.