How to View Your Own 360 Images in Gear VR
Step-by-step guide
Viewing "your own" 360 images
Rename any panoramic or 360 images you may have with 360 at the end of the file name.
Copy those files to the Gear 360 folder under DCIM on the mobile device. (360.jpg, 360.mp4, etc) A "Gear 360" folder may already be there ready to go.
Once loaded, view the Galaxy Library to view your 360 in the Gear VR headset.
Using an Oculus Library account: