Summary  
This chapter covers management of layered objects in a timeline, including adding, arranging, duplicating, and modifying layer properties such as visibility, audio muting, solo, locking, labeling, and naming.

General domain of usage  
Animation and motion graphics production

The **Timeline panel** is one of the most used features in After Effects. 

Here, you can add and arrange different layers and create animations. Each layer has basic parameters, which we'll explore in this chapter.

A solid layer is a basic color matte that is often used as a simple background in your animation.


In this chapter **you've learned**:
- Timeline panel and its importance;
- How to add, organize and manage layers;
- Basic controls for effective layer management.

### Mentioned shortcuts

What is the purpose of the Solo button in the Timeline panel?


How can you proportionally resize an image in the Preview panel?


This course provides a comprehensive introduction to Adobe After Effects, covering essential tools and techniques for animation, motion graphics, and visual effects. You'll engage in precise practice, learning to create full animations and advanced transitions in dedicated chapters. By the end, you'll have the skills to craft dynamic animations and high-quality video content through hands-on projects.

Explore the core interface and functionality of After Effects, covering how to navigate compositions, layers, and essential tools. Learn effective project organization and develop a solid understanding of basic transformations, forming the foundation for more advanced animation work.

The focus is on mastering key animation principles, including keyframing and easing, while applying them to create a complete animation and designing motion graphics transitions in practical examples.

Explore advanced features such as chroma keying with the Keylight effect, using masks to refine visuals, applying Adjustment Layers to multiple elements, and improving project organization through pre-composing. Practice creating professional transitions and master techniques like zooms and whip pans with precise execution.

Timeline and Layers

Mentioned shortcuts

1. What is the purpose of the Solo button in the Timeline panel?

2. How can you proportionally resize an image in the Preview panel?