Find out how to back up contacts, photos, and files with a memory card to increase device memory or transfer to another device.
1. Swipe up from the center of the home screen to access the Apps tray. Select the Samsung folder, then select the  My Files app.
2. Navigate to, then select and hold the desired file(s). Select Copy.
3. Select the SD card tab. Navigate to the desired folder, then select Copy here.