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[Android] Setting up Unity for ARCore development

In this tutorial, you will learn how to set up your Unity Project for ARCore development on an Android device: from downloading the correct version of Unity to enabling the AR specific packages.  

In this tutorial, you will learn how to set up your Unity Project for AR development and add core AR components in your Scene. This includes how to install the latest LTS version of Unity and appropriate build targets, add required AR packages, set up your Scene hierarchy for AR development, and configure player settings optimized for handheld AR apps. 

Note: This tutorial is for Android development only. For the iOS tutorials, skip forward to 

Overview

Install the correct version of Unity with the proper mobile build tools using the Unity Hub. Make sure you are using an Android device with a Windows 10 computer. Minimum Android version of 7.0. Check 

1. Download the Unity Hub. For more information, please click 

3. Install the correct mobile development packages (

Downloading Unity with Mobile Requirements

Use the Unity Hub to create a new project 

If you have multiple Unity versions installed, make sure to click on the drop down arrow and click on 

3. Enter a name for the Unity Project.      

     a. In this case, we will enter “Hello AR World”. 

4. Select a location to save the Unity Project. 

Creating a new 3D project

Configure build settings for your project to build your project for mobile devices 

1. Inside your newly created project, let’s modify the build settings to target the ARCore platform.

6. You can close the Build Settings window and start installing the respective Unity Packages for our Hello AR World application. 

Change Build Settings

Install XR Plugin Management to download the correct packages to enable AR development for your platform 

2. Inside the Project Settings window, find and select the 

4. Once you have installed the XR Plug-in Management, you can download packages to enable AR in various operating systems and providers(

5.  Click the tab for Android and check the box for ARCore (

8. Now, the correct packages should be installed.

Install XR Plugin Management and the ARFoundation package

Change Project settings to maximize AR performance 

2. Inside the Project settings window, click on the Player option. Most of the player settings will not be changed (

3. Change the Company Name to a different name or leave it as is

4. The Product Name should already be named “Hello AR World”, but if it is not, you can change it to a different name. 

5. Make sure you are in the Android settings (Android icon circled in red in the image above)

9. Set the Minimum API Level to Android 7.0 ‘Nougat’ (API Level 24) (

10. You can leave the rest of the settings as is

11. On the left side of the Project Settings window, click on XR

13. As soon as you click on the create button, you will be prompted to save the ARCore Settings, click on the Save button. 

14. Lastly, change the requirement option from required to optional (

Configure project settings

Use AR packages to create AR objects for AR functionality in your project Scene

 These objects are not visible in the App Scene

1. In the Hierarchy, delete the Main Camera by right-clicking on the

2. Next, create an AR Session Origin object (

4. In the Hierarchy, click on the drop-down arrow next to the 

6. Under the Inspector, there is a Tag section. Click on the drop down menu and select Main Camera.  

Create AR Objects

In this tutorial, you have learned to set up a new Unity Project with specific packages and settings that is configured for AR development. Next, you will need to configure your IDE such as Android Studio to deploy to your device. 

Unity Version 2019.4