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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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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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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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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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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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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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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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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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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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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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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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 ...
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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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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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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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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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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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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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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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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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Use or access large NTFS cluster sizes (e.g. 2048 kb / 2049 kb / 2M or 2MB) in an Android (or Linux) OS?
I have an 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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Android can't view local content after OS upgrade
After upgrading to Android 10, I am not able to use the Files app to view local files on my phone. If I run Files and view the Downloads folder, for example, it merely says "Can't load content at ...
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Exfat misbehaviour on SD card
I got a new 512Gb SD card for my Samsung Galaxy J7 Crown and started experiencing problems when attempting to load my music folder onto it.
Unmounting the card and inserting into a Win 10 computer, ...
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How much of the Android filesystem is visible over MTP?
When I plug in my Android device to my computer it gets connected as a media device under MTP mode. I can browse a bit of the folders on my device via my computer. I'm wondering how much of the device ...
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How to share files across multiple user in Android 10
I am implementing a app in which I am creating one file using openFileOutput API in Android.
The file is saved to /data/data/com.xx.xx/files/
Now when I am switching to secondary user(multi user) I ...
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How to make a text file read-only in a non-rooted device? [duplicate]
I wanted to make a file read-only (440)in internal storage but it shows "failed",as it seemingly requires root permission but I can't unlock bootloader as of now so is there any means we can do the ...
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How do I backup my website homescreen shortcuts?
I have many websites which I constantly access thru my phone, but they aren't bookmarked on Google, they're just added to my homescreen as a web shortcut.
Of course Windows is something else ...
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What are .xlog files and what can they be used for?
Im cleaning the storage on my S10+ and I noticed in the WeChat folder (Tencent) there are a bunch of .xlog files totalling nearly 3gb of space.
I know the controversies of using WeChat but I rarely ...
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How to specify the directory path on external memory card?
An app currently saves files to "mydir" on the internal memory:
/storage/emulated/0/mydir
Instead, I want the files saved onto external memory card, but I am unable to figure out what is the right ...
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Securely storing keyfiles with authentication and alike
I am using Keepass as my password manager. I am using a keyfile for securing access to my database. However when I want to do the same on my android phone I have to store the keyfile in my phone ...
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Folders missing in (some) apps
I have a strange issue. Just added some new folders in my Music folder after purchasing some new albums. Created them using Total Commander like always, transferred some mp3 files via ftp to the ...
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Files deleted via mtp still consume space
When I delete a few large files (part of music collection, ~20GB of flac files) during mtp connection (on computer), it disappeared from Android FS, but, according to FS analysis, still consume space.
...
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Where can I setup a persistent directory on my Android phone with a symlink-compatible filesystem?
I want to setup a directory on an Android phone which provides a similar experience to a traditional Linux command line.
Normally I would work from my home directory but HOME in this case resolves /...
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Unable to flash custom ROM using TWRP, successfully installing AOSP extended, rebooting the device. Upon reboot it boots to TWRP instead of ROM
Successfully installed the AOSP Extended image for 'nicklaus'. Whenever I reboot my device to boot my device, instead of booting to the custom ROM my device automatically boot itself into TWRP ...
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Where Firefox for Android is keeping add-on generated files?
I want to find a folder, where Firefox for Android is keeping files generated by installed add-ons (list of saved tabs in OneTab, for example).
I've tried to do a full root file system search (e.g. ...
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How to create filesystem in TWRP? Getting error: "Unable to format to remove encryption"
The screen appears after booting into TWRP and trying to format memory:
I was trying to flash a custom ROM using TWRP recovery but it's showing Unable to mount storage & Failed to mount '/data' (...
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How to permanenlty disable mobile data by renaming or editing files or directories on rooted-device?
Yes, I read the answers to the question by the link Disable mobile data permanently but I'm interested in a solution related with directories and files on rooted-device and not in using an application ...
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Monitor and identify which apps create a specific file/directory
From time to time, there is a directory (and files inside of it) that is created on the internal memory of my device. I keep deleting it, but after a few days/weeks, it's back. The folder in question, ...
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/system/media Directory
First of all, I am currently learning about Android security and wasn't sure if to post it on the Android or Security StackExchange, either way here is my problem...
Investigating the content ...
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How to create and use multiple partitions on external SD card with different filesystems (Ext4, exFAT, NTFS)?
I want to create 4 partitions on external MicroSDcard through ADB shell commands, not on Windows or Linux. Also want to show all partitions in Android GUI (SETTINGS > STORAGE > SDCARD) and make them ...
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How to move 7GB ext4 partition on external SD card to 30GB partition on another SD card?
I had rooted my Android Lollipop 5.1.1 phone and installed Link2SD and linked installed apps on ext4 7GB 2nd partition of external SD card of 16GB size . The apps installed occupied 6.5GB space and I ...
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How to erase unsued space so that dumping userdata partition creates a sparse file of small size?
When I create a gzip image of userdata partition (/dev/block/mmcblk0p29) it creates huge 6.8GB image, previously it was 350MB.
Is it possible through command-line to erase or wipe or delete space on ...
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How does Android treat files bigger than free space remaining while recording?
I've spent the entire day trying to solve this issue, it seems paranormal but (sadly) it's true and I didn't find a way to solve it.
Yesterday I recorded a very important video using my Xiaomi and ...
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How to read ext4 filesystem without mounting on a non-rooted device?
I perfectly know it is not possible to mount an ext4 partition from a USB key without root.
But in my case, I just need to read a password inside a .txt file (I don't have a PC right now and in the ...
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How to create a shortcut to some file in another folder?
I have a PDF on the folder ExtSD/Documents/. I need to make a shortcut of this file to the folder ExtSD/CurrentlyReading/.
So simple on Windows... Apparently never asked on Android.
If it's of any ...
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How do I search the SD card with standard Android File Explorers?
My Android Pie SD card storage looks like this:
.
├── Android
| ├──data
| | ├── com.amazon.mShop.android.shopping
| | | └── ...
| | ├── com.amazon.venezia
| | | └── ...
| | ├── ...
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Why bowsers cannot download files to storage (path looks /dev/null/Download)?
The phone is Samsung Galaxy Note N7000. For the last few years I use NightOwl custom rom (Android 7). I do not remember when I faced with this problem, maybe after repartitioning with REPIT (but ...
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I don't know how these files got in my photos
I get photos saved in a folder named files, I don't know the people in the pictures . there not photos I took ! How could they have gotten into my phone? and details show /storage/emulated/0/Android/...
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My SD Card gets corrupted every time my phone reboots or shuts down
I have a 32GB SD card, however, every time I mount it into my phone (Huawei Y5II), it shows a message that the SD card is corrupted and I should reformat it.
I backed up my files to my PC, and ...
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Can disk quotas be disabled?
$ cp a b
Cannot write to 'b' (Quota exceeded).
# df -h .
Filesystem Size Used Avail Use% Mounted on
/data/media 110G 102G 7.8G 93% /storage/emulated
I can copy the file perfectly fine in ...
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How to recover unsaved video file on Android?
I've got a Samsung S9 phone and today I was taking a lot of photos and videos.
For one video we pushed record for about 30 seconds and then pushed stop. It appeared to have been recorded.
However, ...
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