If you keep a good habit of back up the important data on your Samsung Galaxy S6, it will be much easier for you to get back the data when you perform a wrong deletion on your Samsung Galaxy S6. There are many kinds of files on the Samsung Galaxy S6 that you may want to back up. For example, you may need the contacts, which are the keys for attempt the others. And photos are the carriers of the memories of your life. Such things are so important that no one can bear to lose them.