They're drawn in by the fact that it is free, and don't seem to understand what it really is and what it really is not. Photorec's companion tool (Testdisk) is a huge headache in this community, largely because people try to do things with it that it isn't capable of doing. R-Photo would have done even better for you, and it is free. * Unix File System UFS and UFS2 (Sun/BSD/.And that's great that it helped you, but it doesn't do very good things in most cases that people use it. * LVM and LVM2, Linux Logical Volume Manager O RAID 6: striped array with distributed dual redundancy information O RAID 5: striped array with distributed parity information O RAID 4: striped array with parity device * HFS, HFS+ and HFSX, Hierarchical File System * BSD disklabel ( FreeBSD/OpenBSD/NetBSD )

TestDisk can find lost partitions for all of these file systems:

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, NTFS and ext2/ext3 partitions. * Undelete files from FAT, NTFS and ext2 filesystem * Recover NTFS boot sector from its backup * Recover FAT32 boot sector from its backup * Fix partition table, recover deleted partition When it comes to restoring lost data and rebuilding boot sectors, one of the tools that are created just for these purposes is TestDisk. Data recovery and partition repairing are tasks that involve the usage of some specialized utilities that can work in sensitive areas of the system. Partition table recovery using TestDisk is really easy. TestDisk is a 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 & PhotoRec for Windows 10 - Full description

Testdisk 7.2 data recovery