Being a Samsung Galaxy user, you must have numerous data from various sources stored on your device.In some situations, you might have mistakenly pressed the delete button and erased your text messages. Or you might have lost the phone, broken the device by unintentionally dropping it to the ground and thus lost the data.
Losing important contacts is really irritating, so we need to copy samsung contacts to computer for safety's sake. And we need an android file manager to help.
Try Coolmuster Android Assistant, it's very easy to use and you can also use it to transfer other kind of data from phone to computer, including messages, photos, apps and so on.