In the following part of the Gear VR Quick Start, we will go over how to launch your UE4 project so that it can be viewed with the Gear VR HMD.
First, make sure that your Samsung Galaxy Smartphone is connected to your development PC via a USB cable and that your PC can see the device using the ADB command ADB Devices.
If you are not sure how to do this, make sure to check out the[Gear VR Prerequisites](Platforms\GearVR\Prerequisites) for more information.
From the Main Toolbar, click on the small white triangle next to the Launch icon, to open the Options for Launching on a Device.
Click for full image.
If prompted to save, make sure that you do even if you just saved before to ensure that the latest content makes it onto your device.
Check in the lower corner of the UE4 Editor; a progress window will be displayed that will tell you what stage the packaging is currently on. If this is the first time you are packing your project, this could take a few minutes depending on the size of your project.
To see detailed information about what is currently happening during the packing process, click on the Show Output Log link in the progress window.
When the packing and installing process has completed, a notification will be displayed, and a sound will be played. You can then put your device in your Gear VR HMD and when you put it on you should something similar to the following video.
When completed you will be able to launch the project and view it using your Samsung Galaxy smartphone and the Gear VR HMD.