Struggling recovering data - Android Q&A, Help & Troubleshooting

So one of my phone's android just stopped working for no reason AFAIK, and so now it's luck in a infinite boot, so i tried to backup user data in an attempts to recover my internal storage, got 6 backup files, merged them into a .ext4 using this tutorial https://www.youtube.com/watch?v=cY4cKKimEFU, but it's won't open once in windows using 7z, stating "cannot open the file as [Ext] archive"
so i'm basically stuck now, and i can't just wipe my phone's data either cause i'll loose all my 2FA apps.
edit:
userdata store apps, files, encryption key used for sd when formatted as internal storage and other things like contacts...

See here: https://trenovision.com/how-to-read-ext4-partitions-on-windows/

jwoegerbauer said:
See here: https://trenovision.com/how-to-read-ext4-partitions-on-windows/
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already tried these in the past for other purposes, never worked, tried again, and nope, i can see the folder, but i can't the their content, an error pop up

so i have couple thing to say,
first, i reinstalled android using the tool provided by the manufacturer.
second, i had my backup file, made while stuck in infinite boot, restored user data via recovery mode, my apps are back, my data, videos and all that stuff are back, my sd card, formatted as internal storage is back.
2FA apps are backs, codes are still available, everything is working!
so i know those things are stored within the user data backups, i still don't know how to unpack them properly though

Related

Internal Storaged wiped; Data gone forever?

Ive been running a AOSP Rom for about a month. Yesterday I took it off the charger, and when it booted up It went to a black screen. Even a battery pull didn't help, so I restored a backup from last week. It worked great, but it would not recognize my external SD. I couldnt fix it so I went into recovery, did a full wipe, and restore a sense rom. That worked, my ext SD came back, but my internal storage was gone, all the data was wiped. Ive tried several data recovery apps/programs, and they dont detect anything?
Mainly, I am trying to recover voice recordings, and voice mail that I saved. So am i SOL???
Try mounting internal through recovery and run a recovery program that can recognize corrupt, deleted, and formatted partitions. Assuming you have windows, Recuva is a pretty good at recognizing the differences. Actually recovering files is hit and miss, but it's very reliable for a free program

[Q] Restore internal sd data after unlocking bootloader

Hi 2 all,
Forgot to make nandroid and unlocked bootloader on my wife's m8. And 27GB of photos gone. I think she'll kill me after she wake up in the morning. Is there any way to get data back?
Unlocking the bootloader is not supposed to do that. It will wipe user data (/data partition) but I believe the internal storage ("virtual SD") should have been untouched. So you shouldn't blame yourself too much. And a nandroid would not have helped you as not only is that partition not backed up with a nandroid, but the default location for a nandroid is the internal SD, so it would have been lost, anyway.
That said, I try to backup any important personal data (even on partitions that are not supposed to be impacted) to my computer whenever doing something major like flashing a ROM or unlocking the bootloader. Only reason I've started doing that is a similar bug on the One X (EVITA) where actions that are not supposed to wipe the internal memory, occasionally did so (which is what I suspect happened to you).
I think your only hope is to use data recovery programs (Recova is a free one). But I've had mixed results doing so (and have seen similar reports here) when trying to recovery photos and other data that were "accidentally" deleted or recovered. Its certainly worth a try, and also keep in mind that you should do so ASAP as the more you use your phone, the higher the chance that those memory sectors where the photos were saved will be overwritten by other data.
Also, is there anything left on the internal memory at all when you browse with a file manager? Sometimes, corrupted data will be saved to a folder named LOST.DIR and there have times where folks have often found many of their photos simply moved there.
Found very helpful post
http://forum.xda-developers.com/galaxy-nexus/general/guide-internal-memory-data-recovery-yes-t1994705.
For M8 it works pretty much the same. I was able to get userdata partition from the phone, but because of I converted to GPE I lost everything. So I'm 99% sure that it will work right after unlock bootloader and factory reset.
exbarboss said:
Found very helpful post
http://forum.xda-developers.com/galaxy-nexus/general/guide-internal-memory-data-recovery-yes-t1994705.
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Ah, that's true. I hadn't thought about the fact that the memory mounts as MTP now. The times I did the data recovery was on the old bulk storage mode on my One X (before it was switched to MTP). All I had to do was connect my phone to my PC and run Recuva.
Mind you, even mounted properly, data recovery programs will not always be able to recover all data. It was pretty hit or miss for me (and from other reports I've seen). But the linked method is also clever in that it makes a copy of the corrupted partition to your computer, so you sidestep the issue that those sectors may be overwritten as the phone is being used. Give you more times to try various data recovery apps, etc.
redpoint73 said:
Ah, that's true. I hadn't thought about the fact that the memory mounts as MTP now. The times I did the data recovery was on the old bulk storage mode on my One X (before it was switched to MTP). All I had to do was connect my phone to my PC and run Recuva.
Mind you, even mounted properly, data recovery programs will not always be able to recover all data. It was pretty hit or miss for me (and from other reports I've seen). But the linked method is also clever in that it makes a copy of the corrupted partition to your computer, so you sidestep the issue that those sectors may be overwritten as the phone is being used. Give you more times to try various data recovery apps, etc.
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Yeah I tried Recuva, WinHex, R-Studio - nothing helped. I looked at low level data with WinHex and most sectors were zeroed...
Tennor1 said:
Just try for a sd card data recovery
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Maybe I'm missing something, but I don't understand what is being referred to here. Can you clarify or give more detail?
Hello Guys, i have been attempting to flash the phone , but it doesnt go in flashmode ( i know it's volume down when plugging to usb ), but nothing happen with flashtool, any idea ?
Maybe driver, but it looks like the phone still in fastboot, and it s reconized by flashtool with the build number and kernel . i don t know how to go to this flashboot mode.
thank you

[Q] Accidently deleted files on internal storage (solved)

Hi
I accidently deletede all files on internal storage, when trying to setup DropSync. My mistake. Wanted to sync a Dropbox folder til internal storage, but had it set to sync from Dropbox to internal storage root. Well, all files are gone, except the folders synced from Sropbox and the Android folder.
My question is, how do I recover the files that resided on the internal storage. I have only used my phone fore some days, and didn't have any data (of my knowledge) on the internal storage, that I've put there. A don't mind doing a factory reset of the phone, if this means that the internal storage will be build up again to a normal state. I have no idea whether the files are necessary or not, and the phone seems to work fine. Since I've synced other files to the internal storage, I guess a recorvery is waste of time. Haven't found an aswear to whether a factory recovery would rebuild the internal storage. Hope someone here can answer my question.
Best regards
Frank
Did you delete internal SD then just restored but if you deleted system file / with no root, I can't help you.Find your phone's forum online they will be able to help if anyone can.
lamike said:
Did you delete internal SD then just restored but if you deleted system file / with no root, I can't help you.Find your phone's forum online they will be able to help if anyone can.
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Hi lamike
Thankz for your reply. I'll be more specific, since I forgot this.
I'm on a non-rooted Sony Xperia Z3 running Android 4.4.4.
I installed DropSync to sync folders between my Dropbox and the internal storage. I set up sync from Dropbox to Internal storage, which resulted in only (first) the folders from my Dropbox appearing on internal storage. My mistake was not syncing to at dedicated folder on the internal storage, instead of the root. Then the folder "Android" appeared, and others has show up in the time after the sync. I've had my handset turned off to, which also returned some folders I could recognize. Funny thing is, that when I connected the handset to my PC, I could see the folders, that was gone when browsing with file explorer tool on handset. Weird. Tried to copy all folders, but was only able to copy a few.
Will a factory reset rebuild the folder/file structure on the internal storage back to as when recieved from the factory? As mentioned before, I havn't placed files (only some ringtones) on the internal storage, so I don't think I'll be missing anything.
How does the internal storage work? Are there files residing here, that the system depends on, and which needs to be recreated? Since I did the sync, and new files has been placed on the internal storage, I think a restore might be out of scope, or what? Again, if I can restore the files, by doing a factory reset, I'll just do that. Only used the handset a couple of days.
Best regards
Frank
Well, I went ahead and tried doing a factory reset. From reading several posts, I thought the phone would be brought back to original state, as when I turned it on the first time. But that wasn't the case. Files that was placed on the internal storage by me, still resided there after the reset, which astounded me. I thougt everything was wiped when doing the factory reset. This means that I manually have to delete files, when wiping the phone, or what? Also, original files from Sony wasn't present/recreated after the factory reset, like sample pictures and videos. Are they not recreatable? Isn't it indeed possible to recreate the phone to it's original state, as the factory reset claim to do? If the factory reset claims to reset your phone to the state you recieved it in from the factory, then I'm truly scared, since old data would reside in the internal memory, on phones that I've wiped and sold.
Edit: Ohh, just found out, that a tick should be set, when doing the factory reset for erasing data on the internal storage. Missed that. Trying to factory reset the phone again later today, and see what happends.
Edit 2: Well, did the factory reset again with the tick set. Didn't recreate the original files placed on the internal storage by Sony.
Br
Frank
Contacted Sony Support today. They suggested running a repair through PC Companion (PC software). Tried it, and also tried updating through PC Companion. Same result. Took contact again, and was now told that, it's not possible to restore files like sample pictures and videos, unless I send it to a local service center. Since non important files has been removed, needed by the system (also confirmed by Sony Support), I'm clear to start using the phone. Happy days. Hope I don't f*** up the phone again like that, doh.

Galaxy S2 Cm12.1-20150909 problem with internal storage

Hi,
I just noticed strange thing when prowling in ESFile Explorer. My LOST.dir folder "takes" whole 143GB of data. I noticed that when I was cleaning my phone with SD Maid - when scanning it shows "only" 15GB ready to delete, but it finally fail every time. In Disk Usage it also shows so gigantic LOST.dir folder. Nor CCleaner help too. I rebooted my phone twice, but it gave no result.
The last few days I was playing N4S:NL, today it failed a couple times during the loading screen, so I decided to reinstall it. Suprisingly during the uninstallation process it didn't ask me if I want to uninstall data folder of the app too.
I can connect the phone to a PC with no issues, I thought that deleting LOST.dir in Windows Explorer can help, but I was mistaken.
Does any one have some advice what should I do? I would rather not to reflash the ROM or wipe it in recovery.
up
Anyone?
Can't you delete lost.dir folder manually using some file manager? Have you tried formatting the internal storage (Yes you will need to backup your files before doing this)? If this doesn't work, I recommend using a pit file to reconfigure all partitions on your phone, just make sure to backup!
Regards, gsstudios
No, it is impossible to delete it in i.e. ESFile, it fails everytime. Now it became even worse, I got permanent notification, which says that i'm running low on memory and some system functions may don't work. In fact they don't, I can't take a screenshot, some apps fails to run.
Last time I updated CM with this built-in function, it replaced CWM with some CM Recovery. It is poor with its few options. There is no option to backup or flash rom. It's a shame because I have a backup taken just after flashing fresh LP.
I tried to format data/factory reset in there - no result.
After all I decided to switch back to CM11, this time with 4GB pit file. I remember it to be better optimized (it was running smoother on my phone) than CM12.1. The only thing I didn't like was that issue with music stopping to play randomly. Hope it will work flawlessly, but waiting for some stable 6.0 rom

Formated microSD in android, cant recovery files even with softwares

My microSD was almost full and I kept takeing pictures with my phone then feel day after I realize that I has noone of photos saved, then when I tried access micro sd a message shown saying that my sd was corrupted.
So I tried to use a small usb adapt with sd in windows and explorer could not show the memory properly to access it and then I realize if I format in android I could then recovery the files in windows after.
I formated to use to share files betwen pc and android, now I tried Ease, Recuva and some others recovery softwares and all of them cant show my old files even with deep scan and using the original microsd-to-sd adaptator. Tried some store apps too, they dont even run in my android.
I did not write upside the files I had but android automatically put a lot of folders inside, no one with much amount of files.
So now I ask, can a diferent software or trick take my old files back? this micro sd is old, I had important files from 2010 there. :crying:
Ive mi a3 with android 9. 16g c16g micro sd
Recovery will depend on if you encrypted the SD or not. If the SD was previously encrypted you will not be able to recover any of the files. That is kind of the point of encryption.
If you did not encrypt the SD and Recuvva failed you may still be able to recover some of the files. I had a similar issue where I knew the deleted files were on the drive and while Recuvva managed to pull a few it was not finding the one that I really needed. This lead me to looking for other recovery programs online. I Googled "apps similar to recuvva". I found a site with 10 programs like recuvva and I found one in that list that worked. I did have to try 3 or 4 to find that one but it not only found the file I needed but it found about a dozen more that I didn't even know I was missing. I would tell you which program it was but I don't remember and I uninstalled it after using it.
Best wishes.
---------- Post added at 01:35 AM ---------- Previous post was at 01:25 AM ----------
While I have your ear, backup backup backup… I really can't say it enough. I hate to see people on here who've lost memories or important docs because they didn't back them up. Google provides so many ways to backup all for free. Google Drive will backup your docs and files, Google Photos will backup your photos and videos, Gmail Contacts will backup your contacts. Many carriers also provide backup options. Verizon Cloud will essentially backup your device similarly to iTunes. It doesn't backup your game progress and all of that, I think iTunes does, but it will backup your texts, files, settings, contacts and photos.
dionei said:
...
So I tried to use a small usb adapt with sd in windows and explorer could not show the memory properly to access it and then I realize if I format in android I could then recovery the files in windows after.
...
I formated to use to share files betwen pc and android, now I tried Ease, Recuva and some others recovery softwares and all of them cant show my old files even with deep scan and using the original microsd-to-sd adaptator. Tried some store apps too, they dont even run in my android.
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IMHO it mainly depends on Android SD card's filing system whether there is a chance to recover data after having formatted it. For an Android device, the compatible file system of external storage is FAT32 or exFAT.
To unformat the SD card in Android phone to get back the deleted files, I suggest you to try iBeesoft Data Recovery. It is designed for users to unformat SD card on Android phone specially.
Here are the simple steps for how to use iBeesoft Data Recovery to unformat SD card in Android phone:
Step 1. Install iBeeSoft Data Recovery software on computer
Step 2. Connect your Android device with computer
Step 3. Select "Unformat File Types"
Step 4. Select Formatted SD card to scan
Step 5. Unformat SD card in Android phone
Full guide here.
I've attached Google's USB driver (read: Android Debug Bridge - ADB-client) software for Windows computer.

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