Data recovery typically implies that data is lost by deletion, encryption or hardware error.

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24
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2answers
22k views

how to check if it is safe to delete iNode file (or how to inspect its contents)?

How do I check if it is safe to delete the following file? $ cd /lost+found/ $ file iNode44670523 iNode46670523: xar archive -version 1 Note: the date of the file indicates it is about 1 year old. ...
22
votes
7answers
51k views

Best way to copy all files, ignoring errors?

I have a partially corrupted HD that can not be repaired by Disk Utility, but which can be mounted read-only making the data on it accessible. I am trying to copy all the recoverable contents onto a ...
15
votes
10answers
959 views

Do you have a backup policy that covers the Worst Case Scenario?

I've a lot of photos and videos of my children. I feel that losing those pictures would be a real pain for me and my family. In the past I use to make, from time to time, a DVD with all my digital ...
13
votes
2answers
92k views

How can I delete everything from my MacBook Pro before selling it?

I have a Mac that runs Snow Leopard and I intend to upgrade it to Mountain Lion and sell it on ebay. However, I only have one hard-drive, and I'm sure I can't use something in my OS to delete my OS ...
12
votes
4answers
586 views

What's a good way to wipe a hard drive for resale?

I'm selling my MacBook and would like to wipe the hard drive in such a way that the current data can't be easily recovered after I reinstall OS X. Can you recommend a free tool to help me do this? ...
9
votes
4answers
4k views

Why have 5 different iMacs developed corrupt OS X partitions when the physical drives are fine?

I'm a tech for my local school district and we are having some problems with our iMac Multimedia Lab. Over the past nine months, 5 of the 22 iMacs have suffered from filesystem corruption. The only ...
7
votes
7answers
26k views

Can I reinstall a single iOS app without losing its data?

I have a single app that needs to be reinstalled. I have tried all tricks known to man in attempts to get it to work, but all have failed. There is a lot of data in this app that I'd rather not lose. ...
7
votes
2answers
888 views

How can I copy data from an external HDD that is about to fail?

I have an external HDD that is about to fail. I want to copy as much as I can to a new external HDD before it completely dies. I've been able to start copying files for a few minutes before the drive ...
7
votes
1answer
20k views

How can I recover notes missing from the Notes app?

I recently opened the Notes app and found that about a month's worth of notes are missing. There is a gap between August 5th and September 3rd. (This time period includes a note I wrote while in an ...
6
votes
2answers
76k views

Recover iPhone backup manually from iCloud

I had the misfortune of a stolen iPhone 4 a few months ago. In the interim I've decided not to get a new iPhone. I can view my iCloud storage page and see there is a 1GB file there. There are random ...
6
votes
2answers
61k views

What are next steps when fsck reports “could not be repaired after 3 attempts”?

My Mac Book Pro 13.-" doesn´t get past the grey booting screen with the apple and the spinning wheel (The loading bar appears but when it´s done nothing happens) I have 220 GB in one single ...
6
votes
3answers
16k views

fsck and Disk Utility won't repair Volume: invalid b-tree node size

I accidentally wrote some .iso data to a disk through dd by mistake. I cancelled the command after just 2 seconds but that was enough to wipe the first EFI partition (200MB) and a bit of the second ...
6
votes
1answer
393 views

Missing Time Machine Files caused by FSEvents Failure?

I recently did a clean install/upgrade to Mac OS 10.8.2. I did a final update of my ongoing Time Machine Backup and verified Disk Integrity. After reinstalling and restoring my files, I have learned ...
5
votes
5answers
14k views

photo recovery after iPhone “Erase Data”

Is there any way to recover the photos from an iPhone which has been "erased" after several consecutive failed passcode attempts? Unfortunately, these photos were not backed up. Apple techs ...
5
votes
5answers
16k views

Locked iPod Touch, any options besides total system wipe

My 2 year old daughter goofed with my son's iPod Touch and locked it out. The message says that he can try again in 22,566,234 minutes, which is a heck of a long time. He is 8, and has lots of photos ...
5
votes
1answer
1k views

How can I recover files from a failing hard drive?

I am in the process of trying to recover files from a failed MacBook hard drive. While I've already replaced the drive in the machine itself and installed a fresh copy of OS X, I have the old drive in ...
5
votes
2answers
2k views

How to recover a deleted file on Mac OS X?

We have tried Boomerang but it does not find the deleted file. The file was deleted 3 days ago. I would think it is recoverable, but Boomerang does not show it. Any help would be appreciated.
5
votes
3answers
8k views

Any way to recover data from a semi-bricked iPhone?

My iPhone turns on, shows the white apple logo, and then after a few minutes shuts off. It is not a battery issue, it happens even when it's plugged in. Is there any way I can get the data off the ...
4
votes
2answers
736 views

Find and remove all photos below a certain size threshhold

So, I had a relative's hard drive collapse, and I've used photorec to look for the most obvious files to retain (fortunately they only had pictures on the computer, everything else was cloud-synced, ...
4
votes
4answers
21k views

Recovering data off of a dead hard drive

My hard drive died in my macbook and it no longer will start up. It will not mount in an external enclosure but disk utility is still reading that the hard drive is there, and I tried to repair disk ...
4
votes
4answers
42k views

Recovering lost notes on iPhone 4s

Some of my notes have disappeared from my iPhone 4s. I haven't made any backup and contents of those notes are very important to me. How can I restore or at least access some of my lost notes? (My ...
4
votes
1answer
471 views

How to recover files from the home directory that malware removed on OS X 10.10.5 Yosemite?

Two days ago, somehow, my Mac running OS X Yosemite 10.10.5 got infected by malware and it deleted almost all my files from my home directory. I have no idea how it happened (it wasn't because clicked ...
4
votes
2answers
3k views

How to fix a corrupted .txt file

After my hard drive was formatted by a mistake, I used a data rescue software to recover some files, but when I tried to open my notes and bookmarks files, it just showed weird characters like these ...
4
votes
4answers
49k views

Can I recover a deleted iCloud note?

I'm syncing my iPhone's Notes to iCloud. If I delete one of these notes, is it permanently deleted, or is there a way for me to recover it?
4
votes
1answer
349 views

How to recover accidentally deleted data?

My data has been deleted accidentally don't know how it got deleted. Yesterday when I left office the folders where at proper place and when today morning I opened my Mac OS Lion 10.7.4. I found ...
4
votes
3answers
7k views

Recovering an accidentally deleted folder in OSX - no Time Machine or backup available

I am a longtime Windows user, recently switched to Mac. I replaced folder with another folder (they had the same name) thinking that OS X will merge the contents of both folders. But OS X deleted the ...
4
votes
1answer
73 views

Recover deleted files from MacBook Retina's SSD

I need to recover deleted files from my MacBook Retina. The files were deleted by an app update and didn't make it into the Trash. Is it possible to recover files from an SSD? I have used programs ...
4
votes
1answer
127 views

What do I need to read/recover data from the hard drive of an Apple II CX?

My father bought an Apple Macintosh II CX in 1990 and it survived until 2010, when the main harddrive broke down and despite trying multiple times, booting from floppy disks failed for an unknown ...
4
votes
1answer
109 views

MacBook does not mount, does not boot, does not read drive

When i press alt on my MacBook during startup, it only shows a disk that i used to have Windows installed (which is now empty). I erased that disk when i was last logged in on OS X. Then i tried to ...
4
votes
1answer
1k views

Are .apple files potentially synonymous (or a wrapper to) .dmg files?

We lost a .dmg file on an harddrive. Our tech guy was able to recover files from the drive but not one of them is a .dmg file. But they are a lot of .apple file. Can the .dmg file we are looking for ...
4
votes
1answer
3k views

How to recover data from iPhone backup files WITHOUT the info.plist, status.plist, manifest.plist, manifest.mbdb, and manifest.mbdx files?

I have iTunes 10.5 and Mac OS X version 10.6.8. I would like to restore my iPhone from backup. iTunes detects all my backups EXCEPT one, which happens to be the backup I want.  I looked in the ...
3
votes
4answers
47k views

How to copy files from an unbootable Mac?

My MacBook Pro (2008) will not boot, so I want to copy some files before reinstalling Lion. How do I do this from the Recovery disc?
3
votes
1answer
125 views

Accidentaly converted from a basic disk to a dynamic one

I got a MacBook Pro (13-inch late 2013 retina) So I installed Windows 7 using bootcamp and all was fine. I then needed to create a 32MB FAT16 partition, when Windows prompted me to convert to a ...
3
votes
1answer
8k views

How to recover a deleted/replaced HFS+ partition from external drive?

How do I recover a HFS Plus partition that somehow I've managed to delete or replace with a Linux command? I didn't do anything else, I mean, I didn't put any files or folders on the drive, so it is ...
3
votes
1answer
6k views

Recover docx files

We have just discovered that none of the passwords on our word documents work any longer, and I need a recommendation of an application that I can use to recover the files. I believe the files had ...
3
votes
1answer
375 views

Will initiating recovery mode on an iPhone permanently disable it until it is recovered?

I'm trying to solve an issue I'm having, and I thought that placing the phone in recovery mode temporarily might resolve the problem. I'm afraid to try this though, since the phone contains valuable ...
3
votes
1answer
1k views

Notes.app - how to access history?

Since notes.app seems to accrue a "rolling history" of data and doesn't automatically save out versions of your files to disk in any reasonable way (date stamped, etc), I was wondering if anyone knows ...
3
votes
1answer
92 views

Where do applications store local settings?

Where does OS X store local settings for applications such as license keys, Skype favorite contacts, etc. Yesterday I was troubleshooting an issue with an Apple rep and he had me delete a bunch of ...
3
votes
3answers
964 views

How can I recover an unresponding application without quitting?

I've just run a very long Matlab simulation on my Mac Book Air. It uses Mac OSX. The simulation has practically finished, but seconds before the end, Matlab appeared in the activity monitor as not ...
3
votes
1answer
386 views

Recovering iPhone 3GS on iOS 6

My precious iPhone 3GS which I've treasured for four years has finally had its first "issue". I decided yesterday to finally get rid of the update available indication (the "1" badge) that's been ...
3
votes
0answers
6k views

Macintosh HD missing after failed catalog btree rebuilding

There is an I/O error in the hard disk in my MacBook Pro running Mountain Lion and as I start it up, a progress bar fills up and then it shuts down on its own. I attempted to recover the files in ...
2
votes
3answers
4k views

How to recover previously saved text file after an overwrite and a reboot?

I was programming in python and I had two text editors open to the same file, and right before I shut down my computer I saved in the wrong one and overwrote the version I wanted to keep. How can I ...
2
votes
3answers
2k views

Single-user mode, data recovery, mount usb

I have a crashed hard drive. I had no luck with a USB to SATA using MacDrive Pro. I can get the drive to drop into shell with single user mode when I boot the drive. Can I mount a USB drive or ...
2
votes
3answers
438 views

Exact clone of HD

I managed to broke something on my iMac's internal HD. I have now done a successful restore using DiskDrill, but just in case I want to make an exact copy of the internal HD. Not just some partition, ...
2
votes
4answers
258 views

Dealing with a dying hard drive

I have a MacBook Pro with a dying hard drive. It was working poorly for the last month or so and the last 4 times I turned it on it booted correctly once, issued a boot sector not found twice and a ...
2
votes
2answers
6k views

Best resources on data recovery from corrupted OS X HFS+ partitions

My Macbook Pro won't boot from it's hard disc. If I boot it from CD, the drive will only mount sometimes. Where should I go to get hints and tips on data recovery? What are the best tools that should ...
2
votes
1answer
733 views

Dropped MacBook, lots of disk io errors. How to fix?

My 2011 MacBook just slid off the table and hit the floor face down opened. There was a message saying to reset and I did. After that it wouldn't load OS X Lion; it stays at the gray screen forever. ...
2
votes
2answers
292 views

How to restore a deleted HFS+ partition table?

I have an external 2TB hard drive with one HFS+ partition, and accidentally dd'ed over the first ~500 MB of it. I have carelessly placed some new partitions in an attempt to repair it, because I had ...
2
votes
3answers
3k views

Recovering files from Time Machine backup disk after wrong dd

I made a horrible mistake: I ran dd on an external hard drive, that was the Time Machine backup storage, to make it bootable. After a few seconds I cancelled the command, but the hard drive is shaped ...
2
votes
2answers
17k views

How to restore iPhone contacts lost after an app crash?

After a crash/reboot I lost all contacts on my iPhone. I have an iTunes backup, but it is several months old. The iPhone was set to sync with my Windows Contacts list, but it also appears to not ...