Photo loss can happen when you delete a file, format a system, memory card, SD card, memory stick, or flash drives, and due to software malfunction. Like Windows and Linux operating system, Mac computers are also prone to data loss. The photo loss happen due to many reasons including formatting of the memory card, flash drive or volumes, deletion of data, deletion of the drive that you have used to store data and hard drive failures. When you delete a file, the device deletes only the pointers to the specific file, and not the actual data in the file. Hence, the deleted or lost photos can be retrieved, provided, no new photos have been taken and stored on it. The photo recovery software for os x can be used to get back all lost or deleted photos from Mac System.
The USB flash drives have become used to store and transfer large amounts of data, since it is easier to carry, and less complex to use. The flash drives utilize the FAT file system, for organization of files and almost all the operating systems are compatible with the FAT file system. However they too can undergo logical data loss due to various reasons. Unplugging the Flash drive in an improper manner from the USB port in your computer, or virus infection, accidental deletion and corruption of the file system can lead to data loss from flash drive. A safe and reliable photo recovery software can be used to recover data from flash drive.