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All developers actively developing experiences for Google Cardboard should use the open source Cardboard SDKs for iOS, Android NDK, and Unity XR Plugin.
The Daydream View VR headset is no longer available for purchase as of October 15, 2019. As of November 2023, previously supported devices will no longer be able to download and install Google VR Serivces (Android application ID com.google.vr.vrcore) for new users.

GvrInstantPreviewMain prefab

Required to enable Instant Preview head and controller emulation in the editor in play mode. Target platform in File > Build Settings must be set to 'Android'.

Supports two modes:

Full VR Preview mode enables real-time preview of the stereo VR image, on your USB or Wi-Fi connected Daydream-ready phone, while running your app in the editor * Controller-only mode allows you to use the Daydream controller paired with your phone while running in the editor

Prefab Hierarchy

Game object name	Description
`GvrInstantPreviewMain`	Provides controls to adjust the resolution and quality of the preview image that is streamed to your device, and control whether the Instant Preview companion app is automatically installed onto the connected phone when starting in-editor play mode.

GvrInstantPreviewMain game object

Provides controls to adjust the resolution and quality of the preview image that is streamed to your device, and control whether the Instant Preview companion app is automatically installed onto the connected phone when starting in-editor play mode.

Components: Gvr.Internal.InstantPreview, InstantPreviewHelper, UnityEngine.Camera, UnityEngine.Transform