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Photorec files recovered but lost names

Posted: 11 Mar 2020, 12:48
by PhotorecUsr
Hello,

I am a new user of your wonderful utilities so excuse me my possible misunderstanding.
When using Photorec version 7.2 i am able to recover my documents, but their original names for some reason are lost.
For example:
- Original file "MyDocument.xlsx" recovered as f0301856.xlsx
- Original file "Mountain.png" recovered as f2292528.png

Is this an expected behaviour or i am doing something wrong? Maybe outdated version of Photorec?

Thanks

Re: Photorec files recovered but lost names

Posted: 12 Mar 2020, 14:17
by cgrenier
It's the expected behaviour.
TestDisk's Undelete can recover the original filenames, PhotoRec can't.
TestDisk can undelete files from FAT12/16/32, NTFS, exFAT and ext2, PhotoRec isn't limited to these filesystem and can work even if the filesystem is corrupted.

Re: Photorec files recovered but lost names

Posted: 12 Mar 2020, 15:36
by PhotorecUsr
Thank you for response. Regarding to inability to recover original filenames in Photorec - is it some technical limitation of application design or you simply had no time yet to implement this feature and maybe planning it in further releases? Just interesting, because i saw that other recovery utilities were able to recover file names during deep scanning

Re: Photorec files recovered but lost names

Posted: 12 Mar 2020, 17:22
by recuperation
https://www.cgsecurity.org/wiki/PhotoRec
PhotoRec ignores the file system and goes after the underlying data, so it will still work even if your media's file system has been severely damaged or reformatted.
=> no metadata evaluation => no file names

It's not a bug. It's a feature of a well-defined search strategy.
Other recovery software products are working differently.