1. Inserting a memory card into your device allows you to transfer and store contacts, music, pictures, and videos.
   
2. From the home screen, tap Phone.
   
3. Tap Contacts.
   
4. Tap the Menu icon.
   
5. Tap Import/Export.
   
6. Tap Export to SD card.
   
7. Tap OK.
   
8. To back up files to the SD card, from the home screen, tap Apps.
   
9. Swipe to, then tap My Files.
   
10. Tap All files.
    
11. 
    
12. Tap sdcard0.
    
13. Select the desired folder.
    
14. Tap the Menu symbol.
    
15. Tap Move.
    
16. Tap extSdCard.
    
17. Navigate to the desired folder, then tap Move here.