TestDisk is a Free Portable Data Recovery Software tool. The tool was designed to help recover lost partitions and or make non bootable disks bootable again. TeskDisk is particularly useful when a system is not bootable because of a virus, software, or human error (accidentally deleting a Partition Table). This tool can fix a partition table, recover a deleted partition, rebuild or recover NTFS, FAT boot sectors, fix MFT, undelete and or copy files from NTFS, FAT, ext2, ext3 partitions. Backup recovery is also supported.