Questions tagged [file-permissions]

Use this tag if your issue is with permissions in the file system (files & directories). For app permissions, use the 'permissions' tag instead.

47 questions with no upvoted or accepted answers
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6k views

How do I fix the permissions on /system/app on my Kindle fire

I attempted to root my Amazon Kindle. That seemed to go well, but when I tried to add the Google App Market, I apparently made a big booboo, because now I am in "constant reboot, 'kindle fire' screen ...
3
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0answers
1k views

Play store apps cannot write to external SD Card in Android Oreo

My Galaxy S7 edge recently updated to Oreo. Now play store apps no longer have rights to write to my external SD card. I have followed app instructions about how to open a system folder chooser dialog,...
2
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0answers
2k views

Package installation in Termux

I'm reading this guide that describes how to install the statistical language R on Termux. My installation journey is briefly outlined below. I need to determine why nothing happens at Step #2 ...
2
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0answers
61 views

Data recover/transfer from a disk image

Situation. I have a .img disk image file obtained from a .vmdk file via a virtualbox conversion, the latter being created by an Android 4.4.2 emulator. I'm trying to recover some app data and transfer ...
2
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1answer
316 views

System Set Permissions Accidentally, and is Corrupt

My phone's system folder at /system was corrupt. I accidentally set its permissions to rw-r--r--. Then, I reboot my phone, and nothing is working. Here's what I mean: 1st reboot: power off; 2nd ...
2
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1answer
685 views

Android locked MicroSD card (all files read-only)

I own a Wiko Rainbow with Android 4.2.2. Out of the blue my MicroSD card got locked and I can neither create nor delete any files on my phone (such as photos). At first, I did not even understand why, ...
2
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0answers
55 views

Downloads not possible after root

I rooted my Samsung Galaxy S5 (Android 5.0, SM G900F) recently with Odin. While I rooted it, I had Kingroot installed. Since Kingroot took over the root management, I'm not able to download files with ...
2
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0answers
2k views

ES File Explorer unable to access `/storage/emulated/legacy` which it did earlier

I suddenly have a weird problem with the Android phone running version Android 4.2.2. I never rooted the phone but suddenly the app ES File Explorer is not able to access /storage/emulated/legacy ...
2
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0answers
670 views

Setting IncognitoModeAvailability policy for Google Chrome on an Android tablet?

Google Chrome supports an “IncognitoModeAvailability” policy that I want to set on my Android (Jelly Bean) tablet. I tried to set up the policies as described here: http://www.chromium.org/...
2
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0answers
124 views

How can I add the user of an application to the group of another application?

I'd like to add the user of one application to the group of another so that I can read the other applications private content without doing a su every time. I can't find the adduser or the useradd ...
2
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1answer
1k views

Unable to delete file on sdcard

Can anyone tell me what the file and folders are in the picture below? I can't do anything or delete these files and folders. They are coming into my external sd-card. If I format the sdcard they are ...
2
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0answers
438 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 ...
1
vote
1answer
142 views

SimpleSSHD - create reusable user/password?

I have downloaded SimpleSSHD (aka Dropbear) to access my Android via SSH. I am able to do so with the one-time password, but I'm trying to write a Python script that can access the phone. Is there a ...
1
vote
1answer
41 views

Why do I have to get permission to save to my own phone?

I am the owner of a new Samsung Galaxy J7 (J700T). When I try to delete files with no data on them on my internal, external, or SD card, the phone tells me I am denied. I want the files I've created....
1
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0answers
250 views

SD card write permission issues after restoring from backup to an identical phone model

I've been using LineageOS 14.1 on a rooted unlocked Samsung S7 (G930F) for a long time. My phone started dying, so I rebooted to TWRP and managed to take a full backup to the SD card before it died. ...
1
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0answers
778 views

SSHDroid cannot write sd card

The title says it all. Running android 7.1 not rooted device, I am running sshDroid on android device, ssh into it from my laptop. When I ssh into the device and check the permissions for the SD ...
1
vote
1answer
489 views

Create shared folder on sdcard

Is there any way to create a directory on an external sdcard that has read/write access for multiple apps. For example I want to us synththing or rsync under termux be able to sync this directory to ...
1
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0answers
588 views

Understanding android partitions and directories permissions

I'm playing with mount points, directories and files permissions on a rooted MotoG1 using adb (a model without SDCard Slot), and I've come into certain behaviours I can't really understand. Connected ...
1
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1answer
452 views

permission denied on files created via adb in recovery

I stumbled upon a strange issue - after installing new ROM (CyanogenMod 12.1), I used adb push (still in TWRP) to copy some backed up directories to internal storage - so far so good. But then in ...
1
vote
1answer
1k 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 ...
1
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0answers
2k views

What are correct file permissions?

My phone is a Sony Ericsson Xperia X8, and I'm using CyanogenMod. There is an app called ROM Manager included in CyanogenMod, and I found an option 'Fix permission' there. I shouldn't have used this: ...
1
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0answers
2k views

Unable to move files to external SD card on SGS2 XXLP2

Running a rooted Galaxy S2 with ICS XXLP2 official leaked rooted build. I have a 32GB microSD card mounted at /sdcard/external_sd in addition to the 16 GB internal storage. I'm unable to copy files to ...
1
vote
1answer
36k views

ES file explorer has been denied permission for an interactive shell

I have a rooted Nexus 7. I've been using ES File Explorer along with it. I have been able to navigate through files, after having set Tools/Root Explorer and turning it on. But now, I can no longer do ...
1
vote
1answer
558 views

Unable to change permissions for files on external storage

To clear up some disk space I moved my mp3 collection from internal to external storage. My device is rooted and I was su at the time. The files can be seen (and played) from the File Manager, but ...
0
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1answer
25 views

Termux files permission

I have an issue with files permission in termux. For instance I installed c4droid and copied the termux include and lib folders content in the c4droid folder where the headers are being looked for at ...
0
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0answers
51 views

How to make new files in Downloads folder visible to all apps?

In Android Nougat, when I use Samsung's File Manager to move an apk file into the Downloads folder, it then appears - within File Manager - in the Downloads folder (as expected). When I try to access ...
0
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0answers
34 views

Permission denied on android directories?

Forgive my newness... I've installed Android Studio/Android SDK in Windows 7, enabled debugging on my Droid Turbo 2 with Android 7.0, system version 25.216.2.kinzie_verizon.verizon.en.US, and ...
0
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1answer
281 views

How to change the modified date of a file without root?

How do I change the modified date of a file, specifically PNGs, on Android without root? Total Commander failed to do it with a permission error Access Denied.
0
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0answers
21 views

What do I need to do, to let email be stored in this folder?

I asked Aquamail to save attachments on my SD card, but it had permissions issues. The info on the folder is below. Aquamail error message: Folder info/permissions in FX: I understand that ideally, ...
0
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0answers
345 views

Grant SD card access to non-owner account

I've got several (non-restricted) user accounts on a Samsung device running Nougat. I'd like a given app (Orux Maps) to have write1 access to data in a given SD card folder under several of these ...
0
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0answers
188 views

Running commands operating on files always results in permission denied errors

When I try executing commands operating on files, they always fail. I can't check permissions on the terminal because I'd have to run a command that operates on a file (directory) in order to do so. ...
0
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0answers
137 views

What file system for Asus Zenfone 2 on CentOS 6.9?

I'm trying to mount my Android Asus Zenfone 2 on CentOS 6.9. I created a folder in /mnt/android as the mounting point. I edited the /etc/fstab file in the following way because somewhere in some ...
0
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1answer
69 views

Portable storage: do I have to re-grant app permissions when switching microSD cards?

I'm using a Moto Z2 Force running Android 7.1.1 with a 128 GB microSD card installed. I wanna upgrade to a 400 GB card. Would I have to re-grant microSD access app permissions for the new card, or do ...
0
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0answers
260 views

Why can't my phone write to external USB drive?

I bought a new 3TB USB3.0 external harddisk for storing and transferring large files (mainly hd movies from my camera) between my Android phone (Galaxy S7 edge) and my PC (Win10). Using windows, I... ...
0
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0answers
3k views

Permission denied reading /dev/block/mmcblk0p4 as root

I will list my main objective first, dependencies after. If there is a better path to my goal, please show me the way.... I want to install Lollipop on my HTC One S. (Or a later version, if one is ...
0
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0answers
40 views

Why file permissions work in unexpected manner? And what makes it possible

My app doesn't have storage permissions, yet I can read/write files in /data/user/0/com.myapp/files . When on emulator connected as root I can push a file to this directory, but then the app cannot ...
0
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0answers
40 views

Secure access to a file

In an android phone, generally we use App Locker or other applications for securing applications. Like App Locker, how to restrict media files (images and video)? I don’t want to hide them. I would ...
0
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0answers
57 views

Manage file access for apps (Linux user accounts/groups)

I recently realized that Xprivacy is not capable of restricting the file storage access. So now I'm looking for a reliable way to do that. I guess denying the general storage permission would ...
0
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1answer
1k 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 ...
0
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0answers
3k views

how to give airdroid root permissions on kitkat?

i have a rooted S4 Mini on kitkat 4.4.2 now they have changed the permission so normal applications cannot write expect a given location on the external sd card. (which is not bad as security). but ...
0
votes
0answers
2k views

Editing files with Linux Deploy

I have a 2013 Nexus 7 that I'm trying to use to replace my laptop. I recently installed Linux Deploy and am running the testing distribution of Debian on the device. I've installed all my productivity ...
0
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0answers
150 views

Sharing a directory tree problem from windows to android es explorer

There are several child folders in parent folder on windows 8. Times ago I shared some child folders and accessed them from android es explorer without problems. Then I removed all child folders ...
0
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1answer
286 views

Docx document is read-only in LibreOffice

I created a docx file in LibreOffice on my computer running Debian 9.1 with KDE and copied it to my Android phone. On the phone I try to open the file with the LibreOffice app. However I can't edit ...
0
votes
1answer
898 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
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1answer
117 views

my phone, Galaxy S4, was hacked. and now I think it's affected my app permissions by adding files to them?

My partner and I had our phones hacked recently. He was able to prevent any real damage from happening. But he reset his just in case. I wanted to go through my phone first, to see what had been ...
-1
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2answers
2k views

Can I disable an Android app to read write some folders in SD card? (CLOSED)

So many Chinese Android apps always creates garbage in SD card, like there is their's home. Some apps auto downloads binding apps to SD card, when I deleted them, they come up next time! So is there ...
-1
votes
1answer
594 views

Cannot paste files into System/Media

I am looking to change my boot audio but cannot change it due it not copying from my computer to my phone but I can copy from the device to my computer. I have the latest version of Android Studio / ...