More number of users is facing data loss problem from different storage devices such as hard drive, storage cards like (memory card, SD card, flash drives, etc) due to issues related to Operating system. There are many other reasons for data loss are accidentally deletion of files, emptied the recycle bin, deletion of files using dos commands, or using Shift+Delete keys deletion, virus attack, file system corruption, software malfunction, accidentally formatted drive or partitions. This makes your data inaccessible from the hard drive.
When you delete a file from hard drive it does not get erased completely from the hard drive only the pointers to the files are deleted from the file directory. Windows operating system makes space as free space available for storing new data. But still deleted files are available in the hard drive in the inaccessible form. However in such case if you want to recover deleted files from hard drive you need to use undelete software to restore deleted or lost files.
How to select good recover software?
Choose a good recover software which is compatible with FAT and NTFS file system. This utility should be capable to recover files deleted from recycle bin. Check whether the software is capable to recover files from different data loss scenarios, and from various data types. Download the demo version of the software to check the ability of the software in recovering deleted files. Buy software based on the demo version result. Read the instruction carefully and according to that undelete files using recovery software.