DOS (either real or in a Windows 9x DOS-box),.Those more familiar with such procedures should find TestDisk a handy tool in performing onsite recovery. For those who know little or nothing about data recovery techniques, TestDisk can be used to collect detailed information about a non-booting drive which can then be sent to a tech for further analysis. TestDisk has features for both novices and experts.

Copy files from deleted FAT, exFAT, NTFS and ext2/ext3/ext4 partitions.Undelete files from FAT, exFAT, NTFS and ext2 filesystem.Locate ext2/ext3/ext4 Backup SuperBlock.Recover NTFS boot sector from its backup.Recover FAT32 boot sector from its backup.Fix partition table, recover deleted partition.Partition table recovery using TestDisk is really easy. TestDisk is powerful free data recovery software! It was primarily designed to help recover lost partitions and/or make non-booting disks bootable again when these symptoms are caused by faulty software: certain types of viruses or human error (such as accidentally deleting a Partition Table). TestDisk is OpenSource software and is licensed under the terms of the GNU General Public License (GPL v2+).

Testdisk 7.1