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

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3
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477 views

What is the /config file in the android root directory used for?

In the / directory of an android device is a file called config what is this file used for? I am assuming it is used for configuration files and other things but my Google searching has not been able ...
2
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0answers
79 views

File copied to /system/bin keeps disappearing

After copying Sqlite3 to by /system/bin folder, the file disappears. I can successfully change the folder to rw and modify the file properties on sqlite3. However, as soon as I remount my /system as ...
2
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0answers
44 views

What are these small 8-4-4-4-12 hexdigits-named files in root dir?

(Post edited to add more info.) My Android phone contains, in the lowest user-accessible directories of both phone storage and SD card, several small files named xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx ...
2
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0answers
153 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 ...
2
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0answers
91 views

Select file from Downloads to upload via web form

I'm on a Samsung Galaxy S3 and want to upload a file from my Downloads folder to a website using a form on that web page. But when I click the button to browse for a file to upload, I can only select ...
2
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0answers
811 views

Best Filesystem on 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 ...
2
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0answers
179 views

File transfer with multiple users

On a rooted Nexus 7 (2013), I have set up a second user. When I plug the usb cable to my mac, I can see all the files for the main user (using the Android File Transfer app from Google). However, ...
2
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0answers
376 views

“Low on space” message, but nothing appears full

GalaxyS (SGH-I897), running Android 4.0.4 Short problem description I keep getting "Low on Space: Phone storage space is getting low" error in my notifications bar, but neither the SD card nor the ...
2
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156 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 ...
2
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0answers
90 views

How can I “Share To” a network folder from my photo gallery?

I have an HTC Thunderbolt running Ice Cream Sandwich If I open up my photo gallery and tap on a picture, the "Share" option appears. Clicking on this gives me some options, such as Facebook, ...
2
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0answers
5k views

USB file transfer only works when HTC One X is connected in internet pass-through mode

When I connect my HTC One X via USB to my PC, I can see my Android storage only when my phone is connected in internet pass-through mode. I set the mode by Settings > More > Mobile network ...
2
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346 views

Persisting permissions on /mnt/shell after reboot

CWM Nandroid backups are being stored in /mnt/shell/emulated/clockworkmod I want to use DropSync (or something similar) to automatically upload the contents of this folder to Dropbox as a backup ...
2
votes
0answers
727 views

Any way to use another name for the external_sdcard folder?

On my Android tablet, the SD Card is shown as an external_sdcard folder, no matter how I rename the card. Personally I don't like the auto-assigned folder name. Is there a way to use a different ...
1
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0answers
17 views

What is the real used space on data partition of my phone?

When selecting data partition on my phone (HTC One M8), TWRP says it's going to back up 5448 Mb. But 'df' command says there are 8319 Mb used from 10934 total. And ES Explorer displays the size of ...
1
vote
0answers
153 views

Where are the lollipop OTA system upgrade files stored?

Android devices automatically download OTA system update files and store them on your device until you install them. Then you get a notification that the file has been downloaded. I do not want to ...
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0answers
432 views

“.walkfree” folder automatically created in SD card, and APKs downloaded into it without any notification

In my SD card a folder is created on its own named .walkfree by an unknown source, and in that it automatically downloads .apk files showing no notification of being downloaded, and if deleted, a new ...
1
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0answers
75 views

File system content different on device and on desktop

I've got a Nexus 9 which I'm using to read PDF graphic novels. My process for getting the files onto the device is to connect it to my PC via USB and drag the files into the Download folder on the ...
1
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0answers
88 views

Difference between /mnt/local and /mnt/internal?

I have a WonderMedia 8650 based tablet running Android 4.0.3. The File Manager app shows the internal flash file system as "/mnt/local", I can also see a "/mnt/internal" filesystem that's identical. ...
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334 views

Change File System of Internal Storage to EXT4

I have an Ainol tablet Novo 7, which has 16GB internal storage in FAT32 format. Due to the file system restriction, it can accept up to 4GB file size only. How can I format the internal storage to ...
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0answers
116 views

Completely Full /system on CM11?

I installed CM11 from this thread on my old Nexus S 4g, thinking I could use it as a tiny server or something. However, it seems that the /system mountpoint, where things like /etc live, is ~100% ...
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0answers
74 views

Accessing temp files created by an application

I have an application that I know writes temp files to the data/data/app-package directory. Using a file browsing app or windows explorer it seems these directories are sufficiently protected. Is ...
1
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0answers
142 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 ...
1
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0answers
194 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 ...
1
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0answers
2k 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 ...
1
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0answers
3k 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 ...
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0answers
166 views

How to hyperlink to file in KingsoftOffice?

I have an Excel spreadsheet created in Windows and open in Kingsoft Office. I would like to be able to create a hyperlink to specific files on the tablet itself. For example, I want to be able to ...
1
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0answers
438 views

Expand file sysem to entire sd card

I followed very simple instructions http://liliputing.com/2012/03/how-to-dual-boot-cyanogenmod-7-nook-tablet-os-with-a-microsd-card.html1 for extracting cyanogenmod to an sd card for dual booting ...
1
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0answers
688 views

Why would /mnt/sdcard/ not appear?

Using ADB shell to view my Samsung Galaxy Tab 7+, I see a /mnt but no /mnt/sdcard/ where according to fable the photos taken by the camera should reside. Why would the sdcard directory not be there? ...
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0answers
156 views

Where are the hidden videos and pictures from Camfiler's VS and/or PS apps?

In Camfiler's PS and VS programs where are my hidden videos and pictures on my SD card for when I back up my card to my computer?
0
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5 views

Which filesystems with wear leveling does Android support?

So I bought 64gb micro SD card which was formatted as exFAT. I can't use it with Android and I am actually very happy now that I have a good reason to get rid of this ms crap. In particular I do not ...
0
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0answers
68 views

Move app using file manage or force installation onto SD card?

First off: I haven't been able to root my phone. It's a ZTE Speed (N9130) on Android 4.4.4. I have gone through every rooting method available with the exception of guides that require special cables. ...
0
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0answers
15 views

change the filesystem mounted when plugged in to USB

Is there a way to change the mount location when plugging a device into USB? I want to move it to root directory. I am rooted. Please note that I want no setup done on the pc I.e. Do not give methods ...
0
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0answers
41 views

When should fstrim run?

Based on this cyanogenmod forum thread, I tried to address the delay in running applications and switching between applications on my Galaxy Nexus running cyanogenmod with Android 4.4.4 by running ...
0
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0answers
45 views

Android external uSD mount omap configurations

My issue is that my android OS is not recognizing my uSD slot as a mountable drive. I am working with a custom piece of hardware that is a carrier board for an SOM. The version of android is ...
0
votes
0answers
60 views

Nexus 5 bootloops when trying to use F2FS

I'm using a Nexus 5, with the Resurrection Remix v5.4.7 ROM. The default file system is ext4. I tried to change file system to F2FS, but it goes to infinite boot loop. I read somewhere that this ROM ...
0
votes
0answers
554 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
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0answers
90 views

How to free more space from the /system partition

I'm trying to run Debian on Android 5.1 / nexus 10 following this tutorial : http://whiteboard.ping.se/Android/Debian at a certain point,I give these commands : root@manta:/data/local/tmp # mount ...
0
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0answers
27 views

Where Google drive shared link file stored?

I have opened a google drive sharing link of a zip file from browser with google drive app on android. there was a notification "Opening in drive". But after that again it asked for opening with ES ...
0
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0answers
112 views

Issues while eMMC partitioned using sfdisk in am335x based custom board

I know this is not Android related question but as mobiles/tables are using eMMC, developers might know solution ot this problem, I am writing firmware(MLO,u-boot.img, uImage(ver 3.12), dtb, ...
0
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0answers
52 views

ext2 partition on embedded storage

I need a non-journaling filesystem partition on my main storage. I've never done any partitioning, and android's limited unix kernel is making it extra hard. Can anyone please guide me on how to ...
0
votes
0answers
422 views

Should I switch to F2FS?

I've heard a lot of hype about Samsung's filesystem named Flash-Friendly File System (or F2FS for short). I've heard about cases where the device apparently worked faster after switching to this ...
0
votes
0answers
66 views

Edited build.prop of HCl me sync 1.0

I recently rooted my HCl me sync 1.0(u3) and changed the build.prop to download some unsupported app. But when I rebooted the tab it stuck in a bootloop(with the screen orientation changed). I have a ...
0
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0answers
68 views

System App - Extra privileges, Read Only file system permission

I would like to read wpa_supplicant.conf file on android system that stores saved wifi network details along with credentials. The file is available and as a super user on a rooted device i can read ...
0
votes
0answers
78 views

Unable to find files copied from pc to internal storage

I have copied files (around 2GB) to my android phone's internal storage from my friend's pc. But I'm unable to find those files either by using file manager(root) or from my pc. When I checked my ...
0
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0answers
34 views

Need help with system file vold.fstab

i have a proscan plt233g and i have a backup vold.fstab i just need help replacing the the file any way i can do this? I allready tried andriod commander but it cant detect my device.
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63 views

The files on the external SD card are just shown for a few seconds after mounting

I have a Samsung Galaxy Note 2, with an external SD card of 64 GB. Since few weeks ago, I can just see and open the files stored on this external SD card for about 30 seconds, when I mount the card. ...
0
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0answers
77 views

chown system:system * at /

Accidentally executed this command in / in recovery. In X-Plore most of subfolders of / disappeared. Tried to fix using fix permissions. Haven't helped.Then tried to fix using chown root:root and ...
0
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0answers
180 views

My Files is running very slow

When I open up My Files and select All Files the phone is processing for multiple minutes until i can do anything. It says Verwerken... in dutch (Processing). Once done after a moment it does the ...
0
votes
0answers
183 views

File system inaccessible as root, but works fine as user

I'm quite new in the Android development scene. Recently, I installed a custom KitKat ROM and I encountered a strange issue. It is related to my SD cards (one is somekind of "virtual card", it is the ...
0
votes
0answers
88 views

How to pull every file on the target device

My rooted device (production build) has been remounted successfully with: adb remount When I try to chmod -R 777 / it says : Unable to chmod /: Read-only file system The goal behind this ...