# Installation

Use the **Package Manager** to install the package or to update an installed package to the latest version.

To install the package:

1. Open the Package Manager (Window > Package Manager).
2. In the [package scope](https://docs.unity3d.com/Manual/upm-ui-filter.html) menu, select **All packages**.
3. In the list of packages, select **Post Processing**
4. In the bottom-right corner of the Package Manager window, select **Install**.

For more information on the Package Manager and on installing packages, see the following pages:
* [Unity’s Package Manager](https://docs.unity3d.com/Manual/Packages.html).
* [Adding and removing packages](https://docs.unity3d.com/Manual/upm-ui-actions.html).

## Source code

> **Note**: The preferred way of installing a package is installing it from the Unity registry using the Package Manager. The latest source code might contain unsupported or breaking changes.

The package source code is in the following repository:
* [https://github.com/Unity-Technologies/PostProcessing](https://github.com/Unity-Technologies/PostProcessing)
