2017-09-20 08:28:06

Hi, I want to know about the data and partition recovery from my hard disk. Actually, I was trying to recover data from my SD card but mistakenly, the logical partitions got lost and remained as unallocated, only C:/ drive was available. After that, I tried to create partitions from unallocated drive. Yes, i did it. But now question is will  I be able to recovery the data which was lost from earlier partition. Please help me with the proper solution beacause I have lost important documents and files.

2017-09-21 22:41:27

Unfortunately, I may have to disappoint you. I do not think there is a way to recover a lost partition table after you've overridden it with a new one. (This is exactly why I tell people to never mess with things they don't understand! tongue) I know I've seen a few tools out there but they're either inaccessible or cost a hell of a lot of money.

"On two occasions I have been asked [by members of Parliament!]: 'Pray, Mr. Babbage, if you put into the machine wrong figures, will the right answers come out ?' I am not able rightly to apprehend the kind of confusion of ideas that could provoke such a question."    — Charles Babbage.
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2017-09-21 23:40:34

Diskdrill may or may not help your cause, but the home use version alone is 90 bucks.

2017-09-22 13:30:32

You can try and search for some Linux tools, I don't know the exact names, but this OS is the best for disk-managing stuff

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2017-09-23 22:14:16

actually, if you can remember the original location of all partitions on the disk, you can use either fdisk, gdisk for gpt, or parted to recreate the partition table. The partition table is only a small part of the disk. As long as you didn't recreate a new partition table and format the new partition, using the old table with the original locations will allow you to see and recover your data, since the actual data is still sitting on the disk. As a last resort, use a tool like photorec or testdisk to recover the files, although the filenames will be different. If you started to use the disk for new data, i.e format partitions and try to store new information on those partitions, you may be able to recover certain data, but the more you write to the disk, the less of the old content will be recoverable. hth

2017-09-23 22:19:41

First rule of computers:

If its important, make a copy; if it's really important, make several copies!

2017-09-23 23:05:27

You gotta realize you done fucked up, start backing stuff up, now with that out of the way, I don't know as I've never tried it like this, but maybe Recuva can work on an SD card.

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2017-09-25 14:56:42

As I said, don't mess with things like partitions or partition tables unless you (1) absolutely know what your doing and (2) have backed everything you need up to something like an NFS disk. @5, the OP did say that they had tried to create new partitions, though they didn't say whether it succeeded or whether they wrote data to said new partitions.

"On two occasions I have been asked [by members of Parliament!]: 'Pray, Mr. Babbage, if you put into the machine wrong figures, will the right answers come out ?' I am not able rightly to apprehend the kind of confusion of ideas that could provoke such a question."    — Charles Babbage.
My Github

2017-09-29 14:00:17

I've recently had the same issue. I accidentally formated the partition. I really needed to get the data back, as there was a few days of my work. By accident and due to my luck I came across Disk Drill app ( https://www.cleverfiles.com/partition-d … overy.html ) that worked for me. It's not cheap though, but well worth every penny.