Questions tagged [data-recovery]
This tag is for questions about techniques for recovering lost data — e.g., from deleted files and/or damaged or corrupted digital media. Please review the tag wiki before posting a question. Do not explicitly ask for tools or other products; such questions are off-topic on Super User.
2,271
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Windows Lost Partition Recovery [Emergency] [duplicate]
I accidentally deleted my E drive partition and i did not know. I extended my C drive, hence E drive's unallocated space was extended in the C drive. Now how can i get my files back of E drive?
Its ...
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499
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How can I make foremost work?
I'm trying to use foremost to recover a lost .ods file created with LibreOffice Calc on an Ubuntu 18.04 system.
The command I'm running is
$ sudo foremost -i /dev/nvme0n1 -t ole -o /media/user/...
2
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1k
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Excel rows of data suddenly disappeared after undoing deletion of unrelated rows. Version history suddenly blank. Get my data back?
I have been editing an Excel workbook for 6 days. The workbook is saved in sharepoint and also marked to always be kept on my laptop. I have saved this .xlsx file dozens of times in the last few days.
...
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2
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186
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Hard Disk showing wrong capacity and is RAW disk
will write step by step:
one day my linux mint Drive stopped responding.
i forced re-started the Laptop.
On boot screen it showed this screen
Then after some time showed : No boot device Present
Then ...
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23
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Formatted windows 10 original while installing ubuntu 20.04
I had windows 10 installed on my lenovo l340 .i tried to dual boot my laptop with ubuntu 20.04. but while dual booting it did an error by which linux took swap area from ssd where windows was ...
2
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259
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Find corrupted files on a partially recovered ext4
I have hard disk that was damaged by impact when it was running. The disk had 6 partitions and some unallocated space too. After the impact, 3 partitions appear to be fine and I am able to read/write ...
1
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1
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600
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Possible to Recover Files from Unbootable Windows 10?
I have a Surface Pro 7 running Windows 10 and am running into boot issues. I'm waiting for my case with Microsoft to be escalated but in the meantime am wondering if there's a way for me to recover ...
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35
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How to recover Micro SD, accidentally quick-formatted + 4 files copies onto it [duplicate]
I just accidentally quick formatted a micro SD card, with about 8 GB of pictures on it. I didn't know it was plugged in, and I meant to format something else. Worse, I copied 4 files onto it, ...
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2
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930
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Cannot access drive because it is in raw form? [duplicate]
I have a 30gb USB drive which I have some important data in. When I plug it in the computer, Windows 10 v 1909 for x64, it displays "You need to format the USB drive before you can use it". ...
1
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1
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706
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M.2 SATA SSD not recognized by anything - any chance of data recovery?
A couple days ago my mom's laptop's SSD became unbootable. I thought maybe this was just a corruption of the boot partition, but when I checked the BIOS the disk wasn't listed anywhere. I tried ...
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111
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Restore desktop unsaved files after Windows 10 update
I'm kind of desperate, yesterday I had a bunch of tabs opened in private mode that I need for my research (my Firefox profile is set to start by default in private mode) and many opened and unsaved ...
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1
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196
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Any way to restore an accidentally repartitioned drive?
TLDR: Accidentally deleted partition on storage drive and created EFI partition. Drive is now one big EFI partition. Did not quick format. Any ideas on how to restore the original partition?
I ...
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1
answer
969
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How to recover an ext4 partition with a bad superblock on a dubious 500GB internal hard drive?
I bought this hard drive 6 months ago and it shouldn't be failing like this. It's a 500 GB sata III internal seagate that I have being using on an old ECS G31T-M9 computer with archlinux installed. I ...
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1
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236
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Clone only part of 3 TB disk for rescue
I have a 3TB RAID disk [single partition] I formatted as ext4, but I realized I needed a file on the disk and have not written any files to disk so far.
I ran photo-rec twice, and while it finds the ...
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0
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660
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Recovering disk encryption key from TPM
I have reset my pc to factory settings but not reset TPM.
Because of this I lost access to an hdd encrypted by bitlocker on which I have important files.
Could someone suggest me a way to recover the ...
0
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1
answer
109
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How to save a large recovered hard disk data from computer directly into cloud storage
Recently, I did some data recovery from my damaged hard disk using third-party data recovery software. Since the data recovered almost 1TB, I need backup storage to store my recovered data. I do not ...
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28
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How do you open .axd files?
I was sent some .axd files that supposedly have some data in them that i need to plot some things. However, I am struggling to find a way to open them. Any suggestions? They're binary files.
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1
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35
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User Account Missing
I am on Windows 10, and I performed a Windows Update, and then after the computer restarted, my user account was empty, all my personal files are gone, nothing in the documents, desktop, downloads. It ...
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3
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516
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Excess data on corrupted rar file
Using PhotoRec, a recovery tool, on a damaged data hard drive, I rescued a 30GB .rar file. When I unrar it, the output is a ~6MB folder.
(EDIT: the unzipped 6MB folder is the correct, complete set of ...
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2
answers
552
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Hard drive stops working during ddrescue and is making odd sounds
We have an older HDD (WD Black 500 GB) that was still in use for the data it had but then at some point, Windows wouldn't boot with the drive installed. I checked with a Linux installation and the ...
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2k
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Folders stored on USB drive suddenly changed into unix executable file
I am a user of MacOS Big Sur, 11.2.3 (20D91). Just now I experienced the most weird incident in my history of using USB flash drives.
I mounted a drive on the MacOS system, hoping to transfer four ...
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1
answer
595
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Recover Excel Files when failed to save to OneDrive on shutdown
So this happened...
When I shut down macOS, I have an unsaved document in Excel. I saved it to my OneDrive account, and then the system shuts down.
After I restarted macOS, I opened another ...
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0
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17
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I rm -rf'ed an iSCSI Target [duplicate]
Ok, so yes stupid me, apparently I logged in to my Synology back in January and ran an rm -rf * in my @iSCSI node that housed my VMWare DataStore. Then I rebooted both the ESX and Synology about 3 ...
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2
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857
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SSD quick format data recovery possible?
Today I was doing some tests with two SSDs — SanDisk SDSSDHII240G and Samsung SSD 830 Series — my question is how to safely delete SSDs so that no data can be recovered.
The first test was a quick ...
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1
answer
76
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Data recovery from a formated usb drive
I recently made a stupid mistake, instead of changing my .kdbx file on google drive, I changed one I had on USB drive with the same name.
The USB drive was later formatted and used as windows ...
0
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2
answers
51
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Can i get data from previous Windows build back?
I have installed Windows update and all of the events in Event Viewer are gone. Can i get them back even thought i updated Windows more than a month ago? Also, haven’t done backup.
2
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1
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3k
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Does TRIM instantly deletes files deleted in on SSD?
If i deleted something from recycle bin, is it instantly gone when i have TRIM enabled? I deleted a file and i’d like to get it back but i don’t know if it’s even worth to try.
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1
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826
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How do I restore a previous version of a file?
I have this file where I keep a bunch of links. I deleted one of the links for a youtube video, because the video got deleted. However, I realized I could use the WayBack machine to view the deleted ...
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0
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826
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Unable to locate controller name of SD card
I am trying to recover my SD card as instructed in this question as it became write protected, however, I tried both tools ChipGenius and ChipEasy but both are not reporting what is the controller ...
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42
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35-pass erase for files; will it recover or not? [duplicate]
OK, I admit it; downloaded raunchy pictures and now want to ensure they're deleted from a MacBook Pro bought in 2018 whenever I decide to gift it to someone.
Admittedly, the pictures are nothing ...
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942
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Windows 10 update erased %AppData%\Notepad++\backup; is there a way to restore unsaved files?
Today's update of Windows 10 erased Notepad++ [v7.9.1] folder %AppData%\Notepad++\backup and am aware that backup files can be a solution, but is there any way to get my unsaved tabs back?
I've read ...
0
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1
answer
222
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Data Recovery From An Encrypted External Drive I Formatted? [duplicate]
I have a drive which is showing signs of bad sectors. Errors are "Current Pending Sector Count" and "Uncorrectable Sector Count". Crystal Disk Info did that buzz sound which I ...
0
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1
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190
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usb drive recovery: TestDisk/PhotoRec detects USB name and size, but can't recover data
I have a USB drive that I have been unable to access. When I plug it in to my Windows computer, the icon for the drive on My PC flickers, like it keeps disconnecting and reconnecting, and sometimes ...
2
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3
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130
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USB drive stops being (physically) readable on new Mac hardware but readable on old hardware under Linux
I recently had the following situation:
a USB penstick [formatted as a FileVault encrypted volume under MacOS] stopped being physically recognised by any of my Mac devices (a range of devices from an ...
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0
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31
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How to repair inaccesible external Hard disk [duplicate]
I was defragmenting my external hard drive which hardly had 3% free space. In the midway of defragmenting it, I stopped the process and tried ejecting the device but there was an error saying that the ...
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1
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203
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Merging Data in Working Windows 10 With Corrupted Windows 10 (Dual Boot)
My windows files got corrupted in a way that have prevented me from recovering the system(my laptop came without any OS so it didn't have a built-in recovery option for me to save Windows).
To login ...
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1
answer
110
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External disk fatal hardware error [duplicate]
I am trying to get access to my external hard drive and hopefully the data on it. However, my disk is not being recognized by the computer. I have tried opening Windows disk manager and it immediately ...
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0
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23
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3TB HD Slave suddenly disappears - Windows asks to start the HD
I Have a 3TB Seagate HD - working as slave with some media files - in WINDOWS 10 - like videos and images for my work.
This HD is working well - no noise, no fail, no connection issues (it's on sata) -...
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1
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699
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How do I use the dejsonlz4 tool?
Would somebody mind explaining how to use the dejsonlz4 tool in very basic laymans terms?
https://github.com/avih/dejsonlz4
I recently formatted a drive and lost my Firefox bookmarks as I forgot to ...
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0
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111
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Recovering unsaved data after windows blue screen
I had recently a windows blue screen. I had an unsaved mathematica notebook which I cannot find anymore. I saw online some tools that offer to recover such files but need subcription. Is there ...
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0
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298
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Data Recovery on external Hard Drive using Recuva
Have an external 1TB portable hard drive which had contents of around 5000 photos stored on it. One day plugged it in to find nothing there.
Apologies in advance for knowing nothing about data ...
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0
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29
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Recovering a unsaved word file after four days [duplicate]
I know the unsaved word documents (.asd files) are saved in C:\Users\"username"\AppData\Local\Microsoft\Office\UnsavedFiles up to four days (tested myself). But Is there any way to recover ...
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307
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Is it possible to recover a file via PyCharm (jetbrains) localhistory binaries?
I lost a number of files due to a destructive bug in GitHub Desktop and I’m trying to figure out what my best chances are for recovering one of them that was especially important.
I have located the ...
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0
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1k
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Recovering lost text which was copy pasted from a website to MS Word
I have been working on a blog post (non- English - Tamil) for a more than a week now. Because of how https://www.blogger.com/ autosave function works, my latest draft accidentally got deleted and ...
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128
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Is it possible to grep for a deleted file on an APFS Filevault enabled SSD?
Due to a bug in github desktop I lost about a month worth of work on a personal project. If I could recover just one python script from it it would save me a ton of time re-doing it.
I've been looking ...
1
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0
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38
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Recover NTFS file system from RAW partition w/o recovering individual files [duplicate]
There is an NTFS partition with data that was converted into RAW partition by a piece of software. Now it's not readable. File recovery utils easily find all the files (including deleted ones) and it'...
0
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1
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242
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Will photorec copy/restore existing files too? Is that possible to avoid that?
My Environment: Linux (debian)
App in Question: photorec
Hi, It seems photorec will copy/restore my existing files too. Is this what photorec does? Is that possible to tell photorec NOT to copy my ...
1
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1
answer
3k
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Run chkdsk on a drive that is not recognized (not present in diskpart)
I have an SSD with damaged NTFS (probably due to the old age, although SMART doesn't mention "near failure" state anywhere and still gives it 31% or resource).
I was able to recover most of ...
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1
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386
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SSD Sanitization Order
My question is regarding SSD sanitization.
As far as I understand, the generally accepted procedure for making SSD data unrecoverable is this:
Full disk encryption
Standard Format
Second full disk ...
1
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0
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473
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Recover Telegram media (images) after chat deletion [closed]
Is it possible to recover lost media (images) from Telegram after the chat/history deletion for both users?
In AppData->Telegram it's stored some cache. Maybe it's possible... Windows desktop.
...