NOTE: You can visit this thread for instructions on how to back up data on the phone.

Restore Contacts from SD:

1. Launch “Contacts”
2. Tap “Menu” > “Settings”
3. If necessary, access “Contacts to display”
4. Switch to “All contacts”
5. Tap “Import/Export contacts”
6. Tap “Import from SD card” > “OK”

Restore Media Files from SD:

1. Open “My Files”
2. Select “SD card”
3. Tap “Menu’ > “Edit”
4. Tick the boxes linked with the media files you want to restore
5. Tap “Menu” > “Move” > “Internal storage”
6. Tap “Move here” or tap “Create folder” or the folder name to restore the files to a different location
7. Tap “Move here”

Restore Media Files from a PC:

1. Connect the Samsung phone to the computer via USB
2. Enable “Media device” / “File Transfer” when prompted or from the Notification area
3. Open the File Explorer on the computer
4. Locate the media file backups on the computer
5. Copy and transfer the files to the phone storage, preferably in the folders of origin or the “Media” folder
6. After the transfer is done, you can safely disconnect the phone from the USB port

Restore Media Files from a Mac:

1. Connect the Samsung device to the computer via USB
2. On the phone, enable “File Transfer” / “Media device” at the prompt or from the Notification area
3. Launch Kies on the Mac
4. Go to “Back up / restore” and access the “Restore” tab
5. Tick the boxes associated with “Photos”, “Music” and other media file types you want to restore
6. Click “Restore” and follow the on-screen prompts
7. Once done, eject the phone storage and safely disconnect the device from the USB port