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

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Is there a way to lock the delete function on android?

I have a buddy I share my phone with and we are currently without an SD card. We download movies and watch them but quickly run out of space on the phone. 4 times now he has "accidentally" deleted all ...
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627 views

Read content of thumbdata files

I don't know how I managed to delete all my pictures and unfortunately, it took me a few days to find out they where gone ! I tried to recover them with diskdigger but i didn't have much luck with it ...
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0answers
114 views

How applications read /data directory on not rooted devices

To access directories like /data in file managers the device should be rooted. My phone is not rooted but I see that anti virus applications can read and scan such directories. If reading these ...
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2answers
427 views

How do I record a ~45 minute 1080p video with external mic?

I am currently using the camcorder function that comes with lgcamera because it allows me to use the microphone as the source of sound input. But I found that it stops when the recording size reaches ...
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1answer
146 views

Should the sdcard support case-sensitive files?

I've been testing one of my apps to see how it handles filenames in UPPER-CASE. I thought the Android libraries and system was case sensitive for filenames, however I eventually discovered that files ...
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0answers
20 views

Where should I install cross-compiled programs and libraries?

I've been cross-compiling libraries and programs designed for Linux for my Android device. Given that Android has a very un-Linux-like way of structuring its filesystems, should I install them in ...
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0answers
1k views

How do I format my Nexus 5's /sdcard volume?

I have an encrypted Nexus 5, and I want to format /sdcard as ext4 so I can use symbolic links. What steps should I take to back up and restore it, and to prevent apps from trying to use it before it's ...
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1answer
534 views

Partition mounting on Android

On linux, "/etc/fstab" contains the directives how a partition should be mounted (fs type, flags etc.). On Android how it is determined? On my Nexus 7, I see a file called "fstab.flo" in "/" which ...
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1answer
1k views

Where to store (personal) files?

What is the best place in the Android (4.4 or similar) file system to save some documents (.pdf, personal docs, other files, music, ...)? In other words, is there a specific folder where one can ...
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1answer
59 views

What does deleting a file really do? [closed]

When I run an app, select a file, and choose "delete" what happens then: the file is moved to trash (and later is removed by OS when some conditions are met) the file is removed from the filesystem ...
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1answer
560 views

What is the path where GoSMS stores the SMS messages

How say the title I can't find where the sms are stored. I see this similar question but the replies haven't helped me. I have gosms and I want delete all messages, but if I do this option with gosms ...
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4answers
4k views

Disable USB charging

For some reasons not related to the battery life, I need to disable the battery charging when a USB host is connected to my phone (a rooted Nexus 4). Taking a look around on the internet (link1, ...
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0answers
209 views

Full text search File Explorer

I want a full text search File manager for my Nexus 7. Lifehacker writes about ES but after trying it out, it doesn't do full text search ...
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0answers
272 views

Mount point information for Motorola XT925? (partial fix)

I seem to have messed up my mounting partitions while trying to deodex Stock JB Central Europe. I basically used xultimate to pull the files and deodex then tried using adb shell to mount the system ...
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0answers
73 views

How do I change call recorder file destination?

By default my call recordings are saved on the internal phone memory, in the Sounds directory. How can I change this, e.g. to the external SD card? (Android 4.1.2, Omega ROM v49, inbuilt recording ...
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2answers
4k 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 ...
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0answers
486 views

Galaxy S3 internal storage file system issue

Firstly, directories disappeared e.g. Download Secondly, when connecting a Windows 7 computer, Windows consistently shows only the SD card's filesystem without a single sign of the phone internal ...
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1answer
476 views

Samsung Galaxy S4 play edition and exFat

Does the Play version of the Galaxy s4 include support for exFat in the sdcard reader? Or is exFat support one of the extras that Samsung adds to the device (presumably since they made the licencing ...
2
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1answer
295 views

External harddrive case to spin-down drive when idle

I try to make external 2.5 hard drives automatically spin down when idle and connected to android devices. The device I have got in mind is a HDMI TV-Stick with USB connector. I tried a few ...
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1answer
3k views

Running TRIM from shell

Is it possible to run fstrim in stock android 4.3 from adb shell? I understand it runs every 24 hours when the device is plugged in and idle but I would like to run on demand to test a few theories.
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0answers
2k views

Mount exFAT volume using Paragon exFAT, NTFS & HFS+ app

Device: Mini-PC RK3188 Android: 4.2.2 jelly bean, rooted I am using Paragon exFAT, NTFS & HFS+ to mount and access NTFS and HFS+ volumes. As it states in the application description, exFAT is ...
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0answers
1k views

Why does Android use fuse for internal SD card mount?

The android ICS or later version(JB) use /data/media directory for internal SD card, and use fuse for mounting the emulator internal sd card device (/dev/fuse). As we know if we use fuse, the files ...
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1answer
606 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 ...
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2answers
2k views

Viewing File System through a Windows Laptop

I have a HTC Desire X running Android 4.0.4 (not rooted). When I connect my phone to my Win7 Laptop, from my laptop, this is the filesystem I see LOST.DIR (Empty) ...
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1answer
629 views

File Explorer for HTC Desire X - too many permissions asked for?

I have a HTC Desire X running Android 4.0.4 (not rooted) I am looking for a file explorer mainly for 2 things - Just browsing around the file system - Copying an apk from my PC and executing it. I ...
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1answer
203 views

What might cause my phone to spontaneously stop booting into its custom ROM and only reboot into recovery mode?

My phone is a Samsung Vibrant running CyanogenMod 10.0 (Android 4.1.2). I rebooted my phone, as I do every few days, and instead of starting up CyanogenMod as usual, it dumped me into the ...
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1answer
4k views

How do I delete this read only file?

In order to enable USB mass storage mode, I placed a file in the /system/etc/init.d/ directory. My situation has changed, and now I want to remove that file. I know it is safe to remove because I put ...
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2answers
7k views

I modified vold.fstab and lost access to my SD card

Background: I have Samsung Galaxy Ace GT-S5830, which has very low internal memory (181 MB). I have an external micro SD card of 16 GB, but still couldn't install many apps due to insufficient ...
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0answers
43 views

Installing Redir (and other binaries) to Android

I'm trying to get my phone to redirect all traffic from the Wifi/3G radios, since some apps won't even run if Wi-fi isn't turned on, to the USB Ethernet interface. I figure using redir would work, ...
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0answers
138 views

Folder hierarchy messed up after upgrading my phone to Jelly Bean!

my HTC Desire X recently got an update to JB 4.1.1 but after the update, the folders are not getting diaplayed in their original hierarchy in the music player apps like PowerAmp and also the default ...
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0answers
62 views

Would any of the advanced Linux/UNIX filesystems be viable on Android?

I know ext4 is already used as an internal filesystem but I wondered if there would be anything gained by using something like btrfs or ZFS? I know they are meant for more server-oriented situations ...
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1answer
889 views

What kind of data is stored in /data/user directory?

It seems to store some kind of application data, but how is it different from /data/data directory?
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0answers
854 views

Is there a tool to create a symlink?

I'm looking for a tool to create a symlink with Android. I know I can write a script but I don't want to spend so much time when perhaps somebody has a better solution? I know app2sd and link2sd ...
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1answer
4k views

Link2SD proper usage

I have a 64 GB micro SD card. I partitioned 1.2 GB as Ext2 with Mini Partitioner (highest option was about 4 GB). This is great and all, but from all of the literature I've read, Link2SD seems like ...
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2answers
20k 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?
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1answer
297 views

Can I delete a file called 'UPDATE' in the dload folder, or will this delete the operating system?

I recently received low space warnings on my Huawei Honor so I connected my phone to the Mac and observed the files: As you can see, perhaps 75% is taken up by a file called 'UPDATE' in the dload ...
2
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1answer
34k views

What are the folders 'burstlyImageCache' and 'burstlyVideoCache' and can I delete them?

I'm interested in the following two folders found on my Samsung SIII: /storage/sdcard0/burstlyImageCache /storage/sdcard0/burstlyVideoCache Together they only come to about 1.5 MB on my device. ...
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1answer
2k views

Why is EXT3 not supported on Android?

Android uses the Linux kernel instead of some "Android kernel", so why is ext3 not supported on Android 2.3?
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1answer
8k views

Android Folder Hierarchy

On Android's root (/), what is the purpose of each folder? I am wanting to learn the folder hierarchy structure of Android 2.3 and 4.x, if they have different folders in "/".
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5answers
11k views

Not all files are visible over MTP

I have LG L5 (e610 model) device with Cyanogenmod 10. When I connect the phone to a computer with Linux (I have mtpfs installed), I can see both internal storage and the SD card. However when I ...
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2answers
121 views

How to find files related to a process

I was using adb shell to have a peek at what's going on a Sony Xperia Z phone. I've noticed a few services (e.g. com.sonymobile.socialengine.plugins, com.google.android.youtube, etc.). I'd like to ...
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1answer
117 views

Android phone file structure seems corrupted when connected via USB

so I have a Sony Xperia Play, and it's worked for awhile, but now I'm finding that sometimes when I plug it into my MacBook through USB, and try to copy files from the EasyVoiceRecorder folder onto my ...
0
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1answer
121 views

Images and videos not readable from SD

first time here and I'm in sort of despair! I recently purchased a 32GB (class 10) memory card for my Samsung Galaxy S2. All went fine, the card was recognized, I could write and read from it, both, ...
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2answers
43k views

How to prevent Android from creating LOST.DIR on SD card?

After the phone restarts, there is a LOST.DIR folder created on the external SD card. Is it possible not to create this folder if nothing is lost?
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1answer
101 views

What's the use of .tmfs folder on SD card?

What is the use of .tmfs folder on SD card? ps. there is only a file in it with Chinese filename ...
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0answers
2k views

Why can't I access the files on my SD card?

I have a Motorola Droid Bionic which I recently updated to Android 4.1.2. Since the update, I can no longer access any of the files on the 32GB micro SD card I installed in the phone. I can view all ...
0
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1answer
424 views

The /sdcard direcory and other directory conventions: how is the Android filesystem structured?

I am using the "adb shell" command to access either of an LG P690 (device A) or a Samsung Galaxy SIII (device B). Device A also has a 32GB microSD card plugged in while device B does not. When fromthe ...
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1answer
4k views

BusyBox `ln -s`: How do I create symlink to a directory on external SD-card?

How do I create symlink to a directory on external SD-card? Do I have to edit /etc/passwd and add user or root to the sdcard_r group--since, I see that the /storage/ location is owned by sdcard_r? Do ...
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2answers
78 views

selecting a chime in Caynax Hourly Chime

In Caynax Hourly Chime when I select chime option a dialog with a Search button appears. But while I have some sound file in my SD it do not show them. How can I choose chime file in this app?
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1answer
512 views

Unable to access the “mmcblk0p6” file, on Samsung S5300 Mini Pocket

I have rooted my Samsung S5300 Mini Pocket Galaxy, and I have entrie SDK installed on my Windows 7 laptop. Now via Command Prompt I am able to: adb shell $ su # <--- and get root access ...