Linked Questions

0
votes
0answers
11 views

How to protect my galaxy S9 from data recovery after factory reset? [duplicate]

I have a Galaxy S9 that I will send to Samsung in a couple of days for the trade-in program and I want to delete everything on it in a way that it cannot be recovered even after a factory reset. From ...
20
votes
3answers
2k views

When selling your phone, what steps should be taken to make sure that all personal data has been removed?

I am getting rid of my Samsung Galaxy S4 and want to know what steps I should take to make sure that private information has been deleted from the phone. I have removed the SD card and cleared all of ...
9
votes
4answers
8k views

How to delete a specific file in Android so that it can't be recovered?

From my experience a file deleted from a computer filesystem can often be recovered unless it is overwritten with a special program (that's usually called "shredding"). Is an Android-based HTC ...
7
votes
1answer
10k views

What really happens during a factory reset? Does it securely erase all data?

When you "factory reset" an android phone, are you formatting the phone storage by securely erasing all data and writing over them with zeroes, or are you simply deleting the files by hiding them from ...
6
votes
2answers
9k views

How to recover a deleted file from /data partition?

I factory reset my rooted Android M phone but now I realize that there was a file in the /data directory which I need. Is it possible to create an image (.img or something similar) of the /data ...
0
votes
1answer
11k views

How to permanently delete stored images in /data

I have a rooted HTC Desire HD with a Custom Rom. Now, I want to permanently delete the stored images on my internal memory (/data). Everytime I run the app Disk Digger, my old crappy photos seems to ...
1
vote
2answers
7k views

How to mount Internal Storage as USB Mass Storage for recovering data?

I accidentally formatted my Android phone's storage partition while updating to Android Oreo today. When I tried to restore the backup I realized that the backup of the data partition had failed and ...
1
vote
3answers
6k views

How to force TRIM on Android device?

With 4.3 enabling the support for TRIM (though I read that it was present since the first JB). I was wondering if there is a way for me to force TRIM on my device? Is there an app that I can sideload ...
5
votes
2answers
1k views

How to clear/wipe an Android phone before selling it?

I have two phones, the LG GT540 optimus and Samsung GT-i5800, both using Android 2.1, and I intend to sell them in the near future. Before selling (just like before selling a HDD), I want to wipe all ...
6
votes
1answer
486 views

Bootloader/BIOS, flashing ROM and correlated risks. Why Android devices are more brickable than PCs?

I have a solid experience of installing different OS (Linux, Windows,...) on PC. I would like to try just for fun to install Linux on a unbranded Android low cost tablet acquired in 2015. I spent some ...
6
votes
1answer
577 views

How to get data off a completely dead Android phone?

Phone worked perfectly. Then one day completely dead, nothing at all. It may have been that "one day" was after some time of laying around, cannot recall. Model: Android AT&T Samsung Galaxy S3 (...
4
votes
1answer
757 views

Data recovery from encrypted phone based on glitches in the encryption?

To make a long story short I needed to root my phone and didn't notice the warning that unlocking the bootloader erased all contents of the memory. I contacted a data recovery company and told them ...
2
votes
1answer
943 views

Why can't I see Android storage as a partition on PC?

I'm trying to recover accidentally deleted video from HUAWEI P10. I use Ubuntu so I tried to recover it using photorec. The problem is that I can't see mobile internal storage or SD card storage in ...
2
votes
1answer
711 views

If I reset my phone, will it also TRIM the fragmented eMMC?

I know that Android supports fstrim but it only works if the phone is idle for a long time while charging. I think my phone is too fragmented and is lacking performance so I want to reset it but I am ...
2
votes
1answer
416 views

How to secure phone for repair shop?

I've been an android user for many years and so far I've been lucky enough not to need to have a phone repaired by a shop, so I'd never considered this problem until recently. I had to give my Galaxy ...

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