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

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Why are my MP3 files not showing in Windows file browser?

I uploaded MP3 files in the Music folder on my Nexus 5 a few weeks ago. Today, I want to erase some of them to make space, but there are no files or folders showing in my Windows files browser when I ...
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18 views

Linux File Permissions and Android

I have a directory that is Globally readable and writable but in the data directory of another application (/data/data/APPNAME/databases). (drwxrwxrwx) That I want to access with my application ...
3
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1answer
30 views

Why file managers badly recognizes SD cards

If I am understanding well...file managers mostly title some part of file system as "SD card" despite the fact that it is not SD card, or even sometimes when the phone doesn't have a slot for SD card ...
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1answer
22 views

My /storage/emulated/0 and legacy can't execute scripts

All files in /storage/emulated/0 and /storage/emulated/legacy have permissions of -rw-rw---- and are owned by root and of the group sdcard_r. Even as root, if I do chmod 755 foo.bar it won't change ...
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0answers
24 views

I tried to send a large video file through whatsapp, it failed. miserably

I tried to send a rather large video file through whatsapp (4k, by accident). it was about 2.4GB's. However whatsapp goofed and duplicated the send (it was trying to send the file twice). So I ...
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0answers
15 views

Can't boot after replacing system.img [closed]

I am working on a custom android device using the i.MX53 board from NXP (formerly Freescale). I have the OS source code, various intermediate files, and the final resulting files once produced by ...
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2answers
19 views

How best can Persist accounting data on android and avoid users from clearing the data [closed]

I need to be able to do accounting transactions offline and online because of network issues. The problem with persisting data on the device is that a user can be able to clear data and oops!! the ...
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1answer
24 views

Where does the top-level structure come from?

Most Android devices that I am aware of programmed to mount the system partition at /system. All partitions get mounted at folders underneath /. Looking at my device's /proc/mounts shows that rootfs, ...
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31 views

System not seeing sd card data

The strangest thing happened. I was installing an app, and all of the sudden, the screen went black and wouldn't turn on. I just turned off the device, and when I turned back on, a lot of apps had ...
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1answer
44 views

Access settings outside of settings app without a root

Is there a file hidden somewhere in the internal storage that contains all the system setting preferences? I want to be able to access and modify this file (if it even exists) without rooting my ...
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0answers
14 views

Sony Xperia file system

Hope someone can help, I find it really annoying when posting pictures from my phone or tablet as there's no folder options, I have to scroll through every picture on my phone to find the one I want. ...
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49 views

Installing app (“SMS Backup Restore”) on old Motorola Droid 2 (Android 2.3.3)

I've managed to get the upgraded Market app installed, but when I try to download the app, I get a 'Download unsuccessful, please try again.' after a few seconds of 'Starting download...'. Same thing ...
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3answers
42 views

What's the easiest way to sync music to my phone?

I'm now on CM13 (Android 6) and rsyncing in will not work due to permission errors (and the sudo command doesn't exist) So I ask you, are there any programs to sync my music across? I don't want to ...
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1answer
29 views

how to transfer a file from within system partition on android to desktop

background I'm developing an app that downloads files to the device.. some of these files are acting out and to trouble shoot I want to actually transfer these files to my (mac) desktop and go ...
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0answers
63 views

How to enable pip, QPython to write to Android filesystem?

I have been following this guide to install youtube-dl on my Android phone. http://www.arulraj.net/2015/11/download-any-videos-in-android-using-youtube-dl.html However, when downloading the videos, ...
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0answers
75 views

Internal partitions messed up

So, I got a "little" problem, it started a few days ago, I woke up and my device was overheated and stuck in the bootlogo, I went to the Philz Recovery but it started with an startup error about the ...
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0answers
14 views

MP3 files being renamed randomly on SD card

Every so often a random mp3 file is changed from e.g. 'I Am Somebody.mp3' to 'I Am Somebody.mp3.0' on my SD card. I am always careful to unmount SD card before removing it from the phone. It's ...
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0answers
58 views

Help! Deleted wrong folders, now I can't connect to Wi-Fi. Nexus 5 - 6.0.1

So I was looking how to fix my Wi-Fi problems and stupidly deleted folders in /system using root access. The folders included: /data/misc/wifi /data/misc/dhcp /etc/wifi My phone (Nexus 5 - ...
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1answer
28 views

Photos / Files / Media permission

I've seen a lot of apps that have media / files permission access requested when installing from Play Store. Does that mean they can go at my personal photos and send it back to themselves? Sorry if ...
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0answers
50 views

Can't remove remaining facebook files

so I have 2 remaining .cnt files in /data/data/com.facebook.katana/cache/image/v2.ols100.1/44 and /data/data/com.facebook.katana/cache/image/v2.ols100.1/45 The thing is that they can't be removed in ...
2
votes
1answer
139 views

How can I extract NON-HLOS.bin from my Motorola Moto G xt1032?

I want to extract that file in order to restore my wi-fi on another Motorola Moto G How can I do that ?
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1answer
72 views

Help! Renamed /system/bin/sh to sh.old.bak, lost root, can't rename, no nandroid backup

I did something incredibly stupid today. I renamed /system/bin/sh to /system/bin/sh.old.bak on my rooted Huawei y536a1 running 4.4.3 KK. I was going to install a app I thought might overwrite it ...
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0answers
33 views

Filesystem shows strange but phone working fine

I've got a strange problem with my Asus Zenfone 2 (ze550ml) filesystem. I wanted to copy photos and videos, so I've connected the phone via cable (a native Asus one) to the PC (Win 10, adb and ...
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0answers
57 views

Samsung Galaxy S 4 Mini shows my external SD card is blank or has unsupported filesystems. How do i fix this?

My Samsung Galaxy S4 mini says that my external sd card is blank or has unsupported filesystem. When i tap the notification it gives me only a option to format but i dont want to because i need the ...
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0answers
29 views

linux kernel not seen from android filesystem?

I'm reading 'embedded linux' and in chp.6 "filesystems" there is a figure that I do not understand. here it says that the 'linux kernel' is not seen from android filesystem. This give me some ...
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2answers
39 views

Does Google Drive replicate files before uploading?

When I upload files by Google Drive on my Samsung S4, I get full storage notification, so I need to know if G-Drive replicate any file on Android before or after uploading it.
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123 views

alternatives to add NTFS support to Android kernel

I would like to enjoy of NTFS support for my Android device. The USB-OTG Helper app and also this patch - sdcardfs.ko couldn't help with that. With regard the patch sdcardfs.ko, I have done all the ...
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0answers
36 views

How to recover file system programs witch are in locked file-system due to multiple restarts?

Turns out my charger wire was broken and phone was charging and restrating non stop cause couldnt get enought charge. Later when charged with normal wire these restarts made some filesystem bad and ...
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1answer
2k views

Corrupt SD card formatted as internal storage

So I'm on Marshmallow and have formatted my SD card as internal storage. Its filesystem got corrupt two weeks later for some reason. Plugging it to GParted, I see 16MB of FAT32 and the rest is an ...
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0answers
51 views

MicroSD Card Malfunction after Few Days of Usage

I have a 16GB SanDisk (supposedly) MicroSD card which I am trying to use in my "cheap" Android phone (a Mlais MX28) with Android 4.2.2, kernel version 3.4.5 and full root access. When I initially ...
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47 views

mounting CIFS failed on NTFS volume (enabled by Paragon app)

To enable NTFS volume for my Android (v4.3 - Kernel 3.4.0+) device (Phone), I've installed Paragon exFAT, NTFS & HFS& app and successfuly mounted my NTFS external sdcard. The problem is that I ...
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1answer
798 views

Error “Function not implemented” when creating symbolic link

I'm trying to execute this command busybox ln -s "mydir/" "$PWD"/mylink in order to create a symbolic link from mydir; that, I am receiving the following error ln: /mnt/shell/emulated/0/mylink: ...
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0answers
221 views

Editing personal dictionary on Android 6

As it seems Android blocks third party apps from editing the personal dictionaries for some reason. I just upgraded from Android 4 to 6 and want to import my personal dicitonary, but the apps I've ...
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0answers
73 views

Hundreds of empty folders in the root directory

Everyday a few folders with names like these .1452883637809 .1452883650035 .1452890345647 and so on appear in the root folder both of the internal storage and the SD card. They are all empty and ...
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94 views

how to mount permanently in Android

I've successfully mounted my router device's sdcard on '/mnt/routersd' as follows : #!/system/bin/sh su -c 'busybox mount -o remount,rw /' su -c 'mkdir -p /mnt/routersd' su -c 'busybox mount -o ...
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1answer
106 views

remount /mnt as read-write

I am getting error "Read-only filesystem" when trying to add a new directory in /mnt via Terminal Emulator. So, I tried : su busybox mount -o remount,rw /mnt in order to remount filesystem for /mnt ...
0
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1answer
180 views

why my nexus 6 dosn't open as a folder on my laptop

three month ago I have bought a phone Nexus 6. Firstly when I connected it to my laptop all its folders appeared on a window on my laptop. Some time later on I tried to move some files out of the ...
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29 views

How do i get files off this phone?

I use linux, I made a video, and tried to send it to my self. Then it did not send, the file is over 20MB, and would not attach to an email. Fine, I used AndFTP to send it to my ssh server. It got ...
3
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0answers
375 views

Create sdcard0 symlink on 6.0.1 for WhatsApp compatibility

I recently switched from a Galaxy S2 running CM 10.2 (Android 4.3.1) to a Nexus 5 running 6.0.1 (stock rooted). My goal was to migrate all my WhatsApp data (history, media, etc.) over to the new ...
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0answers
189 views

Is it possible to locate deleted messages (sms) on a zte maven?

recently cleaned excess crap from friends ZTE812 MAVEN only to discover they wanted to keep the text messages. I haven't factory reset, only surface delete. Is it possible to recover those messages, ...
0
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3answers
75 views

Available memory of a 16GB microSD card?

Out of my newly bought Class 10 16GB microSD card I am getting only 14.71GB. Is this normal?
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1answer
129 views

Droid Explorer does now show hidden files

Droid explorer does not show hidden files. Some "root explorer" apps show hidden files eg. on /data/data etc., but Droid Explorer does not. Of course, ES File Explorer also does not show these it show ...
3
votes
0answers
40 views

Setting creation time attribute on exFAT to “atime” from ext4

I have to move files from my internal storage to the SD Card. While cp -p does its job fine to an ext4 formatted card, moving/copying files to exFAT only keeps the file modification time but sets ...
1
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0answers
78 views

Internal storage - free and occuppied space do not add to total

On Sony Xperia Z2, I have 5.6 GB on /storage/emulated/0, then 2.3 GB in /. However, the whole internal storage has 12 GB, and I can only see under 2 GB of free space. Where is the remaining 2 GB?
5
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0answers
31 views

1.5 GB limit on file seek addressing?

I am trying to transfer 5.4 GB file form an android internal memory (Sony Xperia Z2). But it seems that most applications have issues addressing the file beyond cca 1.5 GB. They just can't read the ...
2
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0answers
340 views

Periodic filesystem checks are a very good idea. Do any major flagship devices ever do them automatically?

It's a very good idea for your OS to do periodic filesystem checks. Here's why. Microsoft program manager Kiran Bangalore writes that there are certain cases in which a filesystem can become ...
0
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1answer
355 views

data/app folder showing wrong folder names

After messing around with the xposed framework and installing lots of modules, I got into a bootloop (classic !), but I knew the solution was to add a disabled file in ...
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1answer
129 views

Can I write to my device's root filesystem? Will my changes persist across reboots?

When I open up a terminal emulator and run the mount command, it indicates that my Android device's root filesystem (/) is of filesystem type rootfs. What is rootfs? Can I write to it? Will my changes ...
3
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2answers
584 views

Where should I install Toybox?

I own a rooted Samsung Galaxy S Relay 4G running stock Android 4.1.2. If you have Android 6.0 "Marshmallow" or better, then you have Toybox. This is a package of command-line tools, handy for ...
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0answers
153 views

Phone stuck at boot logo, cannot wipe data/factory reset

I will explain what happened: I opened up terminal emulator then typed cd /system/xbinls fsc* then /dev/block/vold/179:17 then mount then my tab got stuck and then it switched off automatically. ...