Question: how to transfer photos from phone memory to sd card in samsung a5?
Answer: 1 From the Home screen, touch Apps.
2 Touch Settings.
3 Touch Applications.
4 Swipe through the available apps. Then, touch the application you want to move.
5 Touch Storage.
6 Touch CHANGE. ... 
7 Touch SD card.
8 Touch MOVE to move the app to the SD card.