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

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2
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1answer
19 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 ...
-1
votes
1answer
21 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 ...
0
votes
0answers
21 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 ...
1
vote
1answer
1k views

Unable to delete a file in /data/data with root permissions

I own a Moto G which is in 5.0.2 with KK bootloader. An app created a folder in /data/data which sustains in the memory even after uninstallation of the app. I couldn't remove the folder in any way. ...
0
votes
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 ...
-2
votes
2answers
18 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 ...
8
votes
1answer
11k views

Best file system for an external SD card

I have a Galaxy S5 with Android 5 and got a new 64 GB SD card. What is the best file system for the SD card? FAT32 is not an option because I want files >4GB. Which file system offers the best ...
-1
votes
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, ...
2
votes
1answer
5k views

XT1064 - 5.0.1 - Rooted - Issues with writing to /sdcard

I just rooted my Moto G 2014 XT1064 running 5.0.1. I used this article to do the root process: http://maktechblog.com/how-to-unlock-the-bootloader-and-root-the-motorola-moto-g-2nd-gen/#Root Which ...
1
vote
2answers
4k views

How to turn off the camera shutter sound on LG G2 mini?

Where is located the camera shutter sound file on LG G2 mini (Android 4.4.2)? Or how else to turn that annoying sound off? None of the solutions recommended in similar questions here does work. The ...
21
votes
4answers
39k views

What's the Android equivalent of /etc/fstab?

Sometimes I really wish they hadn't messed around with Linux so much! I know there's an /etc/fstab in there somewhere, but where? I'd like to mount some partitions with alternative filesystems ...
0
votes
0answers
30 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 ...
0
votes
2answers
7k views

Cannot find where Google Play Music stores downloaded files (different from similar posts)

About a year or two ago, I decided to use Google Play Music as my "cloud host", so I took all of my old music that I'd had sitting on my computer, and uploaded it to Google Play Music. This is all my ...
-1
votes
1answer
42 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 ...
1
vote
1answer
2k views

Corrupt Internal Storage File System

I am using an original RAZR that is partitioned using Safestrap running stock 4.1 on one partition and CM10.1 on the other. My problem is the internal storage (internal SD card I believe) partition ...
2
votes
1answer
1k views

How do the various tools to convert a system image to f2fs work?

Recently I've been trying to install a f2fs compatible rom to my old and slow nexus7. I got as far as flashing a new recovery image and reformatting the device partitions to the new file system, but ...
0
votes
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. ...
0
votes
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 ...
0
votes
0answers
48 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 ...
0
votes
2answers
264 views

How to prevent extra folders from being created in my external SD card?

I have an HTC desire 820s running on Kitkat 4.4.4. I have set phone storage as my default write disk in Settings. However, when I open ES file explorer, I always find that many folders named like ...
0
votes
4answers
10k views

Windows mount android file system

I want to edit some files on my phone but I can not access the root folder on my phone. I'm using a rooted Google Nexus 5 running Android 5.0. I can read/write to my /, and /system by Android's ES ...
2
votes
1answer
288 views

Where does Lollipop stores notification policy?

Unlike its predecessor Android versions which saves notification policy in the file /data/system/notification_policy.xml (the file which saves the package name of apps you've selected to stop giving ...
1
vote
1answer
464 views

/storage/emulated/legacy is read only :(

For some reason, no apps on my phone (including adb, after running su) can modify any files in any subdirectory of /storage. I also can't use my file manager on my computer to edit, create, or delete ...
0
votes
0answers
62 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, ...
3
votes
1answer
3k views

Does Android support the EXT (filesystem) for removable storage cards?

As the subject indicates, does Android support any of the Extended File Systems ("ext", "ext2", "ext3" and "ext4") for removable storage cards (such as Micro SDXC storage cards)? Android is a ...
0
votes
1answer
27 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 ...
10
votes
3answers
42k views

Can't remount /system in rw

I try desesperately to push an app with adb on the /system/app folder (to install the PlayStore on my low cost tablet). So i tried to remount the /system partition with root rights : mount -o ...
0
votes
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 ...
8
votes
2answers
12k views

How to find the pathname of the swap partition on SD card?

As this warns, you should not enable swap on the wrong partition or you can destroy your phone: OK before we go any further! previous phones had a partition layout where mmcblck0 was the SDcard ...
5
votes
4answers
22k views

download bigger than 4 gb file on android 4.0.4

How can I download files bigger than 4 GB on my Micromax A110 phone? FAT32 file system says that it does not support files larger than 4 GB. I know there is one more way to do that: EXFAT file ...
1
vote
1answer
3k views

How (where) do I browse to the /data/Tombstones (on the System Partition, I think)?

Trying to delete some files from my System partition. Someone suggested deleting /data/Tombstones (I.e., what's the Path to it so I can browse to it) Using Astro File manager I navigated from the ...
0
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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 ...
0
votes
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 - ...
0
votes
0answers
128 views

Build.prop modifies okay. But not updates in system (e.g. About Tablet in settings)

I am running Android-x86 4.4 on VirtualBox. Everything works fine. But when I am modifying build.prop (with ES File Explorer or BuildProp Editor) with other manufacturer or model and save it. After ...
-1
votes
1answer
565 views

Editing fstab to mount /data from a different partition

Is it possible to edit the fstab to mount /data, /cache etc. from a different partition on the a.internal memory? b.external sdcard? Details: The default partition for /data and /cache are too small ...
36
votes
3answers
238k views

Where on the file system are SMS messages stored?

Where in the file system are SMS messages stored? I'm using ES File Explorer to browse around but can't seem to find this - is it on the phone or the SD, and where? I have an HTC Wildfire but I ...
1
vote
1answer
26 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 ...
4
votes
4answers
84k views

How to view the files from /root/data folder?

I want to see the files from /root/data/data folder. Is there any application/trick which can do this?
1
vote
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
134 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 ?
0
votes
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.
0
votes
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 ...
27
votes
2answers
159k views

Where Android apps store data?

Could you list all possible directories where Android apps may store data, providing description what kind of data are stored in each directory?
0
votes
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 ...
0
votes
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 ...
20
votes
2answers
99k views

How to access /storage/emulated/0/ from PC?

I want to export the settings of the K9 mail app. This app exports a settings file to /storage/emulated/0/com.fsck.k9/settings-4.k9s. But if I connect my Nexus 4 to my PC I cannot see such a file or ...
1
vote
1answer
715 views

/system cannot be remounted as RW, even when rooted (Sony Xperia E3)

I rooted my Sony Xperia E3 (D2203) a while ago using Kingroot, which worked flawlessly. Before rooting my device, /system could be accessed, which is how root was installed in the first place. ...
0
votes
1answer
779 views

Uninstall programs that are not visible in Application manager

I have an Asus Nexus 7 that is full of games that take up all 29 GB of memory. The kids installed these games, and they are not visible in the Application Manager. Perhaps they were installed in a ...
1
vote
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 ...
0
votes
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 ...