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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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11 views

Resuming multiple downloads in Chrome

Many sites give all their files the same name. When downloading multiple files like this, Chrome helpfully adds a (1), (2), etc. to the filename. However, if something interrupts the download, such as ...
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30 views

What does it mean when a file is owned by the user “system” and the group “system”? in android file system

I just trying to understand What does it mean when a file is owned by the user “system” and the group “system”? in the android file system. In the android device file system root@xyz:/ # ls -l cache/ ...
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1answer
24 views

How to get Android Phone storage as a drive path in Windows PC

I am using MI Note 5 Pro android version 9.0 and Windows 10 Basic. On USB plugging('File Transfer' selected), I can only access files from Phone by normal copy paste(ctrl-c/v) but cannot access full ...
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19 views

Adoptable storage filesystem?

I have a sdcard split into two partition: portable and adoptable. Not long time ago my /data is formatted as F2FS, really unstable on my device. So I recently format it again to EXT4. I'm noticing ...
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33 views

Name and type of virus on Android which is attacking file system and storage drives

There's a virus on my Android phone which is attacking the file systems and storage drives attached to my device. I need help identifying the virus, so that I may further my research and come up with ...
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8 views

Youtube Music Application Local History File Location [duplicate]

Yesterday I was listening to some music, but it didn't get saved to my account's history since it was blocked by an ad blocker. I was wondering if anyone knew if it was possible to access my recent ...
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36 views

How to change this file permission

Sir,how to change permission of this file "proc/$PID/map_files" in rooted android.here I want to modify "map_files" permission.i am tryed to change permission but it's showing ...
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19 views

The normal directories of storage of this app is empty. Does it got anything to do with my phone being unrooted? [duplicate]

There is an educational app in my android phone that allows me to download videos for studying them offline. I have downloaded a lot of videos and have my storage filling up to the brink because of it....
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40 views

keepass2android file locations

I've been using keepass2android for a while. I try to store my files in dropbox so I can access across multiple devices. I have noticed that somehow I have some copies of my mypasswords.kdbx file ...
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1answer
52 views

How can we avoid folders auto-creation?

There's a way to manage these system folders? I am struggling with some folders that are automatically created at boot, by system on the SD card, but I don't want them! The folders are especially the ...
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36 views

Android 11 “raw/:storage/…” file paths

Hello Android community! I am trying to recreate a way of putting a file on my emulator in a location, so that when picked it produces the following uri: "raw/:storage/..." My challenge ...
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851 views

Can I access “/data/user/0/” folder in Android emulator from Ubuntu PC?

I am using Ubuntu 18.04. From Android Studio with the following code I am getting file directory Context ctx = getApplicationContext(); final File filesDir = ctx.getFilesDir(); which is /data/user/0/...
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38 views

How can I dump the fscrypt per-file nonce by getfattr command?

According to document of kernel about fscrypt: Filesystem-level encryption (fscrypt): Per-file encryption keys Since each master key can protect many files, it is necessary to “tweak” the encryption ...
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97 views

How to mount sdcard as “internal” using custom filesystem on Android 10 (root access only via adb)

How can I properly mount my SD card as "internal" (i.e. so that all apps are on it) using a custom filesystem (in my case Ext4, but I'd like to use full-disk encryption using a key that I ...
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52 views

When performing an adb pull of an entire device, why do I see /proc/self/root in pathnames repetitively?

When performing adb pull / on a non-rooted device, I see hundreds of items with pathnames that begin with /proc/self/root/proc/self/root/proc/self/root/proc/self/root/proc/self/root/proc/self/root/...
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97 views

On a non-rooted device, can adb access any files that an Android file manager cannot?

An Android app I was relying on did not save its data. I'm hoping that perhaps the data is located in a cache or temporary file. The device is not rooted (and is running Android 7.0), and I've ...
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1answer
52 views

What are the files in the phoneypot directory?

I am running LineageOS 17.1 Lavender. Can anyone tell me the purpose of the files located in the /phoneypot directory in my Android device?
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1answer
46 views

Deleting Hardware files leads sometimes to brick the phone

I started recently to look up for a way to permanently disable my wifi, bluetooth, NFS, Network and GPS. Unfortunately I didnt find a proper method to do that. There was the option to physically break ...
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158 views

Android du and df very different: File System Corrupted?

On an Android Nougat (7.1.1) set top box, du and df of my /data partition are very different: $ adb shell du -sh /data 1.0G /data $ adb shell df -H /data Filesystem Size Used Avail Use% ...
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59 views

my device got a ROM flash by the seller prior to my purchase?

I bought a Galaxy Tab S6 a few days ago and I am going to verify if it is really brand-new. Some facts: The production date of this device is in July 2020 and my purchase date is in February 2021. ...
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50 views

How may I modify my root filesystem, which is mounted from /dev/block/dm-0, in order to create a mount point or symlink at /usr, on Android 11?

I need a writable /usr directory to run Gentoo Prefix. I suppose that it can be either a symlink to somewhere else or a mount point for further mounting. Information collected so far: Since Android ...
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310 views

How to solve problem in APK Tools

I'm trying to decompile an apk with the apk tools and I'm not getting it. When I run apktool -d myapp.apk it displays this error to me: Exception in thread "main" brut.androlib....
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50 views

How to handle hidden files and folders (which begin with a period/dot) when backing up Android to a Windows NTFS volume?

Over on Superuser, I asked about whether or not it's okay to have filenames and/or folder names that begin with a period (dot) on a Windows NTFS volume. The immediate response I received was to avoid ...
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110 views

How to delete file completely?

It's not a duplicate, because this question isn't about shredding files that already deleted, it's about deleting them in the first place in a way that recovery software wouldn't find it. I delete ...
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38 views

How to expand system partition? [Xiaomi Mi 9]

How to expand system partition? I'd need at least ~600MB more for OpenGapps package I'd like. Many thanks in advance! Here's log from parted cepheus:/ # parted /dev/block/sde GNU Parted 3.2 Using /dev/...
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45 views

Viewing files on Android phone from computer, only showing DCIM and Pictures folders, in internal shared storage

I have phones running Android.. When I connect either one to my computer, and click "internal shared storage", I only see DCIM and Pictures.. But if I go to any decent file manager app on ...
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2answers
145 views

Which filesystem should I use on my USB stick to have interoperability with Android and Windows?

I wish to use a USB stick with both my Android device and my Windows 10 PC. My requirements are: No file size limitation No root required on the Android device The filesystem should be natively ...
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1answer
79 views

Android 11 supports creation time (crtime/btime) for local folders and files?

is there a way on Android 11 (OnePlus 8T) for file manager to display creation time for local folders and files? Is there in recent years the support? Because have an iOS 14 device and use macOS 10.15 ...
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0answers
323 views

Connect Synology NAS to samsung android phone trough sftp with samsungandroid “My Files” app

There is a "DS File" Synology app to browse your Synology NAS via your Android phone, but the app is really laggy etc. On Samsung phones there is the "My File" app, a file browser ...
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1answer
390 views

Is it reliable to save some app files in /storage/emulated/0/?

I already read that /sdcard/ is a symlink to the actual path of /storage/emulated/0/. I'm an Android app developer using Apache Cordova, wherein cordova.file.externalRootDirectory is indeed file:///...
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1answer
245 views

How to run e2fsck on Android, can't get “adb shell” with unmounted partitions? [duplicate]

I can access the Huawei P9 on Win10 with adb, and shell into it, but that is with the phone booted into OS. I want to run a filesystem scan (e2fsck), but need un-mounted partitions for that. I read a ...
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95 views

Cant' mount loop device

After I format the loop.img (formatted as ext4) I can mount it no problem. But when I'm trying to remount loop.img from external sdcard to /data/data/com.termux/home/ubuntu20-fs/ always throw invalid ...
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1answer
101 views

File system of Android 10 running devices

I have a samsung A30 cellphone that runs Android 10 and I basically need to recover my deleted files. In order to do that, I need to know the filesystem because forensic tools require such information....
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26 views

How to use a different file chooser app in Android?

When using many different Android apps, a file chooser is displayed to allow the user to select a file to process. For example, in the Privacy Browser web browser, visiting the VirusTotal website and ...
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52 views

How to clear the Android file chooser history?

When using many different Android apps, a native file chooser is displayed to allow the user to select a file to process. For example, in the well-regarded Privacy Browser web browser, visiting the ...
2
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1answer
146 views

Any way to transfer file >4GB from PC to android tablet?

I'm trying to get a very large file (97 GB-Wikipedia for Kiwix) from my PC onto a Micro SD card in my Android 10/Go edition tablet. The problem is that the tablet doesn't seem to recognize an Exfat ...
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1answer
45 views

Media players are showing duplicate files after moving them

So today I moved the entire 'Download'(which contains music and asmr I downloaded from YT with those mp3 sites) file from my phone storage, to my SD card. Then I went to my music player app and it ...
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35 views

Images and Videos not loading after transfer from 'Internal Storage' to 'SD Card'

So I moved my files from Internal Storage to SD Card. But after that I found the files having errors in loading both on my file manager and my gallery. I have tried deleting the .nomedia but it still ...
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25 views

Apps/explorer associated to “select file” app dialogs

Some apps(A) need to select a file, and they show a dialog to chose a file explorer(B), and from this file explorer you can select the file and automatically you should go back to the main app. ...
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152 views

How do I create a new route table on rooted Android?

On Linux I can type something like echo 202 my_table >> /etc/iproute2/rt_tables and voila, I can use my_table in commands like ip route add 1.1.1.1 dev eth0 table my_table. But my rooted Android ...
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1k views

How to access “Work Profile” files via USB on my PC

I've got an Android "Work Profile" on my phone, kind of setup as explained here. It's trivial to access normal Android files. Plug a USB cable into my phone and PC, select "File ...
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129 views

Is it possible to use dd command to re-write the entire /system partition

Phone: Mediatek Symphony V32(root privilleged) My /system partition is messed up, I accidently deleted some system apps, and also some bin files. Although it's functioning properly, I pretty much want ...
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0answers
32 views

Moved music files now music player not detecting any of them (not like other music missing problems )

I have music files in my storage and i added 2 new songs by an app the app downloaded them but not in my music file in a new music file that is called downloads it has all music and apks and other ...
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826 views

Any way to force change an Android device screenshot folder location / destination?

Is there any way to force an Android device to change it's screenshots file folder / destination location? Like ADB command or something? Something that is native and permanent? Something that isn't ...
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247 views

How to get UNC path of folder on phone?

When I plug my [Android 9] phone into my [Windows 10] PC, it appears in the Windows filesystem within This PC and has a (virtual) folder within it called Internal shared storage, with various folders ...
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1answer
836 views

How to find the creation date and time (aka timestamp) for a file or folder in Android?

In Android, it is simple to view the modified date and for any file or folder. Just about any decent file manager (such as Solid Explorer) includes this functionality. But how do you view the ...
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0answers
39 views

How can I get photos and videos to directly save in system folder? (phone is rooted)

I integrated the SD card with phone memory to get more storage. Well, stupid decision. Now something went wrong and only the system folder can be seen. Nothing anywhere else. Thus, I can't save ...
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0answers
231 views

Mount Samsung S10 file system to Windows 10

Is it not possible to mount and browse the file system with Samsung Galaxy S10 if I connect it to Windows 10? With Galaxy S8 it was possible and I could easily traverse the file system of the phone to ...
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1answer
171 views

Android lock screen bug after system files deleted

I accidentally deleted some system files ( I was on adb connection) . And lock screen stopped working right after. The issue is that, I have a lock pin/pattern/password, but system says, it's not ...
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89 views

Use or Access Large NTFS Cluster Sizes ( eg 2048 kb / 2049 kb / 2M or 2MB ) in an Android (or Linux) OS?

I have a external media storage drive where I (believe that I) have formatted the partitions as 2048 kb (or 2,048 kb for any Googlers searching) cluster sizes and there are a couple of smaller ...

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