I read that While the data is still physically present on the storage device, it can be recovered by fixing the deleted logical links, making the files available again, macOS usb data recovery. Eventually, when the operating system needs space to store new information, the original files will be overwritten. Once this happens, the recovery program will not be able to recover your lost files.

Instead of going into low-level details, let me give you a quick overview of the basics of any recovery software. I keep it as simple as possible to make it easier to understand!