# Unity 6.4 User Manual

Unity 6.4 is the latest release of the next generation of the Unity Engine. It combines the latest technologies and tools to deliver high-quality, high-performance experiences for all supported platforms. Refer to the Unity download page to [download the latest version of Unity](https://unity.com/download).

For more information about new features and how to upgrade your existing projects to this version, refer to the following topics:

- [New in Unity](WhatsNew.html)
- [Upgrade Unity](UpgradeGuides.html)

## Highlights of Unity 6

Explore the key features and updates introduced in the Unity 6 family of releases.

[![](https://docs.unity3d.com/../uploads/Main/boost-rendering-card.png)](render-pipelines.html)

### [Boost rendering performance](render-pipelines.html)

Elevate your **scenes** with scalable, captivating visuals using the latest advances in [rendering](render-pipelines.html), [lighting](LightingOverview.html), and [visual effects](visual-effects.html).

[![](https://docs.unity3d.com/../uploads/Main/multiplayer-land-card.jpeg)](multiplayer.html)

### [Multiplayer game creation](multiplayer.html)

Simplify multiplayer game creation with Unity’s [multiplayer packages and services](multiplayer.html).

[![](https://docs.unity3d.com/../uploads/Main/multi-platform-reach.png)](PlatformSpecific.html)

### [Expand multiplatform reach](PlatformSpecific.html)

Build better experiences for mobile platforms, including a newly optimized runtime for mobile browsers, and get the latest [multiplatform advances](PlatformSpecific.html) for all supported platforms.

[![](https://docs.unity3d.com/../uploads/Main/unlock-runtime-ai.png)](unity-ai.html)

### [Unlock possibilities with Unity AI](unity-ai.html)

Accelerate creativity and development with AI tools for [code generation](https://docs.unity3d.com/Packages/com.unity.ai.assistant@latest), [asset creation](https://docs.unity3d.com/Packages/com.unity.ai.generators@latest), and [runtime inference](https://docs.unity3d.com/Packages/com.unity.ai.inference@latest), all integrated into the Unity Editor and Dashboard.

[![](https://docs.unity3d.com/../uploads/Main/engaging-visuals-card.png)](render-pipelines.html)

### [Achieve more engaging visuals](render-pipelines.html)

Create more engaging visuals with the latest updates to [Lighting](LightingOverview.html), [Graphics performance and profiling](graphics-performance-profiling.html), [Shader Graph](https://docs.unity3d.com/Packages/com.unity.shadergraph@latest/), and [Visual Effect Graph](https://docs.unity3d.com/Packages/com.unity.visualeffectgraph@latest/).

[![](https://docs.unity3d.com/../uploads/Main/improve-productivity-card.png)](https://unity.com/features/cinemachine)

### [Enhance productivity and functionality](https://unity.com/features/cinemachine)

Improve productivity and functionality across your entire Unity development environment with better [profiling](performance-profiling-tools.html) options, [ProBuilder](https://docs.unity3d.com/Packages/com.unity.probuilder@latest/), [Cinemachine](https://docs.unity3d.com/Packages/com.unity.cinemachine@latest/), and [UI Toolkit](UIElements.html).

## Featured content

Featured content of the Unity User Manual.

[![](https://docs.unity3d.com/../uploads/Main/Unityai.png)](unity-ai.html)

### [Unity AI](unity-ai.html)

Create with AI-powered tools in the Unity Editor and Dashboard. Use Assistant for contextual help, Generators for asset creation, and Sentis to run models at runtime.

[![](https://docs.unity3d.com/../uploads/Main/AnimationIntroPic.jpg)](AnimationSection.html)

### [Animation](AnimationSection.html)

Animation in the Unity Editor, including the **avatar** system, **animation clips**, and **state machines**.

[![](https://docs.unity3d.com/../uploads/Main/AudioIntroPic.jpg)](Audio.html)

### [Audio](Audio.html)

Audio in the Unity Editor, including clips, sources, listeners, importing and sound settings.

[![](https://docs.unity3d.com/../uploads/Main/BuildingBlocks.png)](building-blocks.html)

### [Unity Building Blocks](building-blocks.html)

Add functional gameplay features that demonstrate Unity’s best practices.

[![](https://docs.unity3d.com/../uploads/Main/2dintro.jpg)](Unity2D.html)

### [2D game development](Unity2D.html)

Unity Editor’s 2D-specific features including gameplay, **sprites**, and physics.

[![](https://docs.unity3d.com/../uploads/Main/ProgressiveLightmapper-0.jpg)](LightingOverview.html)

### [Lighting](LightingOverview.html)

Set up realistic or stylized lighting to apply for a range of art styles.

[![](https://docs.unity3d.com/../uploads/Main/mulitplayer-land2.png)](multiplayer.html)

### [Multiplayer](multiplayer.html)

Multiplayer game development with Unity’s multiplayer packages and services.

[![](https://docs.unity3d.com/../uploads/Main/upm-packman-tile.jpg)](PackagesList.html)

### [Package management](PackagesList.html)

Explore, install, update, and manage packages for your projects. You can use packages to add assets and extend the Unity Editor.

[![](https://docs.unity3d.com/../uploads/Main/physics-multi-scene-pool.png)](PhysicsSection.html)

### [Physics](PhysicsSection.html)

Simulation of 3D motion, mass, gravity and **collisions**.

[![](https://docs.unity3d.com/../uploads/Main/platform-land.jpeg)](PlatformSpecific.html)

### [Platform development](PlatformSpecific.html)

Information about the platforms that you can build your application for.

[![](https://docs.unity3d.com/../uploads/Main/hdrp-scene-template.png)](render-pipelines.html)

### [Rendering](render-pipelines.html)

Choose a **render pipeline** and add your own rendering and **post-processing**.

[![](https://docs.unity3d.com/../uploads/Main/ScriptingIntroPic.jpg)](scripting.html)

### [Scripting](scripting.html)

Program your games by using scripting in the Unity Editor.

[![](https://docs.unity3d.com/../uploads/Main/ui-land.jpg)](UIToolkits.html)

### [UI](UIToolkits.html)

User interface toolkits available in the Unity Editor.

[![](https://docs.unity3d.com/../uploads/Main/ServicesSection.png)](UnityServices.html)

### [Unity services](UnityServices.html)

Unity services such as Monetization and Cloud Services, Ads, Cloud Build, and Multiplayer.

[![](https://docs.unity3d.com/../uploads/Main/visual-effects-landing.png)](visual-effects.html)

### [Visual effects](visual-effects.html)

Add and customize **particle**, **lens flare**, and full-screen effects.

[![](https://docs.unity3d.com/../uploads/Main/xr-land.jpg)](XR.html)

### [XR](XR.html)

Develop augmented, mixed, and **virtual reality** experiences with the Unity Editor.

## Additional resources

- 📖 **E-Book**: [Advanced best practice guides](best-practice-guides.html) \- Best practice guides created by Unity experts.
- 👥 **Community**: [Unity Discussions](https://discussions.unity.com) \- A community-driven forum where you can find answers, announcements, and discussion topics.
- 💡 **Resources**: [Unity Learn Tutorials](https://learn.unity.com) \- Free step-by-step tutorials and courses on using Unity, written by Unity staff.
- 💡 **Resources**: [Unity Support Help Center](https://support.unity3d.com) \- A collection of answers to frequently asked questions posed to Unity’s Support teams.
- 💡 **Resources**: [Asset Store help](https://support.unity.com/hc/en-us/categories/201253946-Asset-Store) \- Answers to frequently asked questions on Asset Store content sharing.