Have you deleted a file and then wished that you should have not been done it? By the time you realized the files is been deleted accidental, you will be unable to retrieve it from trash bin which is been emptied. The good news is that there are ways to retrieve file lost in this way. Although a recover trashed files gives you the opportunity to recover accidental deleted or lost files on Mac, the success of undeletion depends on the space of the hard disk still being available. The file being deleted in Mac operating system what actually happens is that the space on the hard disk allocated to that deleted file is freed up and made available for writing. So, if you do any task that requires disk writing before you retrieve the lost file. With the recover trashed files you need to act quickly and make sure that you stop writing anything into the disk immediately after the accidental deletion of files.
Tips
Don't copy or save any more files. You will need to stop working at your computer altogether as you run recover trashed files utility which will search your disk for the deleted files.
Do not use the drive or volume further after the deletion of files.
Do not copy, download or install any Mac Recovery software on the same volume or drive.
The demo of recover thrashed file utility gives you the preview option which helps the user to evaluate the software capability for the requirements.