What if the internal house staff has deleted all the critical files and the recovery process has failed. Will computer forensics save this situation?
This is a time-consuming task. Computer experts can do wonders with all the specialized tools and their expertise. They will retrieve some of your files for sure. But you have to bear the extra expenses for that. If your internal IT people deleted some files, then also those files can be retrieved. You need to contact some expert computer forensics people for the task.