Questions tagged [file-system]

A file system is the logical structure to organize (store, retrieve and update) data on a storage device.

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Recovering files from Android phone without usb port working and without root

I need to recover deleted files from samsung android phone but it have damaged usb port and no root privs. Is there a way to achive this? I thought about cloning the internal storage to SDcard or via ...
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30 views

File showing on device not showing on computer

I'm developing an Android application where some data is exported in a json file written in the Download folder. My objective is to get this file from a computer (when the device is USB connected). ...
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How do I search the SD card with standard Android File Explorers?

My Android Pie SD card storage looks like this: . ├── Android | ├──data | | ├── com.amazon.mShop.android.shopping | | | └── ... | | ├── com.amazon.venezia | | | └── ... | | ├── ...
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60 views

My SD Card gets corrupted every time my phone reboots or shuts down

I have a 32GB SD card, however, every time I mount it into my phone (Huawei Y5II), it shows a message that the SD card is corrupted and I should reformat it. I backed up my files to my PC, and ...
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Is it safe to delete the Android “.HiddenCabinet” folder?

I wish to remove the entire Hidden Cabinet (".HiddenCabinet") directory tree and all its components. Is it safe to simply delete that folder without disrupting the rest of the file system? Are there ...
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71 views

How to recover unsaved video file on Android?

I've got a Samsung S9 phone and today I was taking a lot of photos and videos. For one video we pushed record for about 30 seconds and then pushed stop. It appeared to have been recorded. However, ...
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33 views

Unable to copy the files to /system/app

I am working on i.MX 6Quad SABRE-SD with Android 9. I am facing some problem when copy the some data to system/app from USB Mass Storage, I got error, when I mount the system to write access: ...
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55 views

Explore files using Android Studio

Is it possible browsing the device filesystem with the current version of AS? I've read that in the menu View > Tool Windows > Device File Explorer there should be the suitable tool, but I cannot see ...
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24 views

In which Android system file can I remove Wi-Fi password field?

If I would root my device based on Android (v4.0.4), which system file and how can I change to remove from the graphic interface the field where we manually type a password when connecting to new Wi-...
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29 views

Camera folder displayed as empty, but contains 20GB data

My Lenovo Moto G5 Plus' internal storage ran full, and now there appears to be a problem with the photos that are saved on its internal storage. The internal DCIM/Camera folder is displayed as empty ...
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In Android 8, during video recording, how the data is saved to disk?

In Android 8, during long video recording, 1) how often does the recorded video data is written to internal storage? 2) What is the size of each piece of data written? 3) Is the data stored ...
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40 views

2 folders of same name in internal storage of Oneplus3

Currently on my phone, i have 2 folders of the same name. The content of both folder shows 0 bytes. EDIT : They are exactly the same. And the subfolders and files are also same with 0 bytes content. ...
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15 views

Save doc to same location it was opened

I am looking for an Android word processor that does one thing ( aside from the usual editing and formatting). When I go to save a document, I want that document saved exactly in the same spot that I ...
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43 views

Can I get the account details or logged details of an application from the data / file system directory of phone?

Can i get the account details or logged details of an application from the data file of the application in the file system. My device is rooted. For example I have two Instagram accounts saved in the ...
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41 views

How to delete app remnants without root privileges?

I installed Chrooma Keyboard on an Android Nougat device. It worked fine, including swiping to enter text. After adjusting Chrooma's settings several times, it started to have a problem where ...
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30 views

Corrupt filesystem - only able to boot from external SD card

So I have a Samsung Galaxy J5 SM-J500F which suddenly refused to boot in any way (normal, recovery, download). I booted TWRP from external SD card but it shows Internal Storage (0 MB). Can't mount or ...
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23 views

How do I find and delete lost encrypted files?

I used the Asus File Manager app hidden cabinet feature to store files. Now the app crashes whenever I open it. The files being gone is a conclusion I've come to accept, but I would like to delete the ...
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40 views

Track files created/read by a certain app

I want to monitor a system app, say "S1." In particular, I want to know what files S1 is accessing/reading. S1 can also download files over the Internet and save them in the root of the system. I ...
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516 views

Is there a way to change the default file manager app?

I was wondering whether I could replace the file manager that comes with my phone with a 3rd-party app in a way that any app that needs file access, goes through the 3rd-party app to find the ...
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68 views

Photos are grey/corrupted?

Whenever I take pictures with my phone, the picture turns grey, with only a strip of the picture on the side. I recently reset my phone to try to solve the problem, and it worked, but then it started ...
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65 views

Phone stuck in bootloop after renaming system APK

I have an xiaomi redmi note 5 rooted: to get rid of the notification system about new updates I've renamed the " Updater.apk " file on root /system/data/Updater , but now the phone in in bootloop. I'...
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31 views

Is it possible to create shortcut in Android file system without root?

Android system doesn't provide ways to create shortcut in file system. I have tried using termux to create shortcut in my file system, but I don't have the authority. Is there a way to create ...
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62 views

Audio files disappeared from S8!

Don't know how long ago the files disappeared or whether it has to do my the Oreo upgrade recently; or using the phone's "fix now" button to delete leftover files; but the audio files that were less ...
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1k views

How to change the modified date of a file without root?

How do I change the modified date of a file, specifically PNGs, on Android without root? Total Commander failed to do it with a permission error Access Denied.
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How to transfer system app (built-in app) from android to android?

I have Collins dictionary in my Samsung Galaxy S6 edge which is System app (it can only be disabled, no uninstall option). I want to transfer this dictionary to my j7 mobile but it does not transfers ...
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80 views

How can I restore deleted pictures from Android (LG G5, Android 7.0)?

I was looking at my phone pictures from my PC and I accidentally deleted them. I've looked on my PC trash but they are not there and I can't find them in my phone either. Is there any way I could ...
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207 views

Proc-folder: App generated almost a thousand sub-folders

When I was searching with the "File Manager" app (com.alphainventor.filemanager) for some files in the root-folder, it generated hundreds (almost a thousand) folders in the proc-folder. [I don't have ...
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27 views

View list of registered document providers

How do I check in Android which applications have registered their document providers? I hope no code is needed (I need it from user perspective), but if that's the only way then I can attempt that.
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81 views

Remote Connection to Phone's File System

I have been researching how it is possible to gain access to a phone's file system using something like the phone number, IMEI number or other identification number in a similar way that I can SSH or ...
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34 views

What's a good place for public SSH keys on my filesystem?

I'm using an SFTP server app on my Android phone (RedMi 3S); it's a typical Android app, not something requiring root or run as an ARM binary from the command-line). This server app lets me define ...
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1answer
21 views

I am trying to move a file from sdcard to another device folder and it fails with error that file is not there, but it is!

I am trying to move a file from /sdcard to another device file and I am getting the following: mv: bad 'xxxxxxxx.0': No such file or directory while ls -l shows the file in directory. The device is ...
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57 views

copying files from pc to android denied with error message unsupported file type

so I bought an android phone (moto g6 plus with android 8) and I want to restore some files which I backed up from my older phone (moto g 1st gen). I connect the phone to my PC (Windows) via a USB ...
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31 views

Open file on tablet from smartphone

How do I view the files on my tablet from my phone? Do I have to connect wirelessly? I am working on a translation and would like to see the original on one tablet and the file I'm working on on the ...
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49 views

Where does Google's Allo store (private) messages and media?

I suppose that messages and media sent and received in incognito mode are encrypted but they have to be stored or at least cached somewhere on the device as long as the timer, if any, has not finished....
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463 views

How to delete SuperSu and changes it made

I inherited a Moto G3 which I unlocked and installed TWRP and a custom ROM. I foolishly attempted to install SuperSu. It supposedly changes some system files. Now I want it off the phone. In any ...
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61 views

is there a common symlink in android multi-users, access use's `root directory` ?

On test tablet. There are two users: /storage/emulated/0/AAA --onwer /storage/emulated/10/AAA --nomal user My attempt: adb shell "ls -l /storage/emulated/legacy/AAA" file dot exist. --failed ...
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534 views

How to access the full file system in Android 7 and higher?

I am running Android Nougat x86.But in Android Nougat, one of the adverse changes is the inability to even view the files. They are invisible, apparently even to root app. I already tried root ...
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1answer
279 views

Recover hidden pictures from my system

I am currently using Calculator Vault to hide my photos and would like to recover all my photos. But my system does not want to start since this morning. I have the password with which I lock it. ...
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1answer
179 views

Weird folder keeps appearing in the internal memory

I have a Redmi Note 3 Pro handset (2 years old) in which I am using AOSP Custom ROM (Android 8.1). For last 1 year, a weird empty folder is getting created randomly on my internal memory. I generally ...
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2answers
83 views

Unable to mount /data after multiple wiped

Everytime I try to flash anything from TWRP it says "E: unable to mount /data". I have tried multiple wipes and entirely reflashing the os but everytime i finish setting up the phone after wiping it, ...
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4k views

Dual Messenger - Where are files stored (e.g., WhatsApp)

I had a working WhatsApp (say, WhatsApp W1 in phone PC) in my Samsung J7 Prime, Android 7, recovered with the usual Backup to/Restore from Google Drive, from phone A (PA). I meant to install a Dual ...
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45 views

Browse entire file system in “browse” dialog box?

I am trying to use KeePassDroid and when I select the browse button for the keyfile section it shows this screen: As you can see, it's only limited to "Recent, Images, Videos, Audio, Downloads". My ...
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47 views

Share as file on filesystem?

Various apps have a "share" functionality which opens up several providers of media/means to share some piece of content (e.g. send over WhatsApp and many others). Is it possible to have a "sharing ...
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1k views

Create Symbolic link to directory in internal storage with terminal emulator

Found this question but it doesn't actually answer the question of why this doesn't work: ln -s /storage/folder_a/dir_of_stuff_I_want /storage/folder_b I get operation not permitted. Also tried ln ...
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150 views

What file system for Asus Zenfone 2 on CentOS 6.9?

I'm trying to mount my Android Asus Zenfone 2 on CentOS 6.9. I created a folder in /mnt/android as the mounting point. I edited the /etc/fstab file in the following way because somewhere in some ...
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486 views

Link2SD | 1st partition not working / not showing / not detected

My problem is, that I can't see the 1st. partition in the storage informations. Hardware: Sony Android mobile phone (don't know exactly the model; is my girlfriends) Android 4.2.2 Samsung PRO Plus ...
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477 views

Files not visible on MTP mount, but visible in adb shell

To offload some media files from my phone, I connected it to my (Linux) PC through USB, and set it to file transfer mode (MTP) so that the internal storage gets mounted. I see many files, which I can ...
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18 views

Storage not recoverable

Are there any known conditions where an update results in irrecoverable storage? I am asking this because an Android device has lost storage and I have been unsuccessful in recovering 3GB.
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376 views

adb shell touch is not working

I am trying to force the timestamp of a specific file on my android device to a specific date. when I run.. touch specific_file it succeeds and sets the timestamp to the current time. But if I run ...
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1answer
57 views

Conflicted internal SD card because of casing/capitalization?

I'm using two Tencent apps. One of them likes accessing /sdcard/tencent and the other likes /sdcard/Tencent. Somehow the /data/media/0/Tencent folder is empty and /sdcard/Tencent has exactly the same ...