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Questions tagged [permissions]

The access that apps advertise that they need to function. Example: Full internet access, send SMS messages, etc. Please use this tag for app-permissions only. For file permissions, use 'file-permissions' instead.

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11 votes
2 answers
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How to bind mount a folder inside /sdcard with correct permissions?

I am using a Sony Xperia M4 Aqua. As is well known, the internal memory is rather small. Especially the Media directory of WhatsApp uses a lot of precious space, therefore I am trying to move it to ...
francesco's user avatar
  • 163
2 votes
1 answer
6k views

How to save files to external SD card on a non-rooted Android?

I'm using the Terminal Emulator app on a non-rooted Android 5.0.2 phone. When moving files from a folder of the external SD card to another with: mv /storage/extSdCard/DCIM/Camera/* /storage/...
Basj's user avatar
  • 789
29 votes
2 answers
26k views

What do Android application permissions mean?

When installing an application, the application lists permissions that it needs to perform its functions. I am creating this list of the the system defined permissions and a description of what they ...
Ryan Conrad's user avatar
  • 22.7k
7 votes
1 answer
9k views

What special privileges "/system/xbin/su" does have w.r.t. root access?

This answer says: Because of the way directory/file permissions are configured on Android, you need to have the su binary on your /system partition in order for it to work. Putting elsewhere ...
Oren Milman's user avatar
3 votes
1 answer
5k views

What is the "u#_everybody" UID?

In (multi-user) Android there are UIDs like these: u0_everybody u10_everybody u11_everybody Those seem different to the usual uXX_aYY UIDs used for the applications. What is their purpose? Is this a ...
humanityANDpeace's user avatar
3 votes
2 answers
5k views

How to grant an app a permission that isn't in its manifest for audio recording?

Non rooted Moto G6 Play running Android 9. I'm using Termux and would like to use Sox's rec command to record audio from the terminal. Unfortunately, since Termux doesn't request the mic permission, ...
wallefan's user avatar
  • 133
90 votes
9 answers
13k views

Is it possible to install an app and exclude some of its requested permissions?

Occasionally I want to install an application which requires certain permissions that I feel it really shouldn't need. Can I install the app without giving it these permissions? For example, GPS ...
Louis Rhys's user avatar
  • 7,058
8 votes
1 answer
8k views

How Android's permissions mapping with UIDs/GIDs works?

Reading the book: Android Security Internals I'm reading at Chapter 2 - Permission Management paragraph that permissions are assigned to application at install time by the package manager with a ...
ela's user avatar
  • 193
91 votes
5 answers
72k views

Why do so many applications require permission to read the phone state and identity?

Why do so many applications require permission to read the phone state and identity?. Specifically: Phone calls read phone state and identity For example Quickpedia is a Wikipedia portal, but ...
user avatar
5 votes
2 answers
9k views

How can I find which apps/packages reference a given permission using command line?

Given some permission tld.developer.app.permission.PERMISSION how can I use adb/root shell to find all the installed packages that define/depend on it? The permissions are defined in the manifest ...
arcyqwerty's user avatar
59 votes
8 answers
33k views

Are there any tools to sandbox a malware application even more than the granted permissions on Android? [closed]

Suppose I want to run some program which requests too many permissions. For example, record from the microphone or read IMEI of my phone. However, there are no practical explanation why recording from ...
Denis Nikolaenko's user avatar
68 votes
8 answers
30k views

How to search the Play Store by permissions?

How do I specify that I do not wish to see apps that require for example internet access? Or to only show apps that use a specific permission? A specific repository with search on its webpage? An app ...
Adrian Panasiuk's user avatar
4 votes
2 answers
31k views

How to mount NFS on Android with correct permissions?

I am trying to mount an NFS share on my Android phone. I have already compiled and installed all the needed kernel modules. The NFS share mounts flawlessly but I can only mount as the system user. ...
LastStarDust's user avatar
28 votes
3 answers
37k views

What can an app do with the "USE ACCOUNTS ON THE DEVICE" permission?

Can such an app freely read my emails/calendar/message/docs/etc.? The "USE ACCOUNTS ON THE DEVICE" permission is also known for developers as android.permission.USE_CREDENTIALS. Example of such apps:...
AlikElzin-kilaka's user avatar
8 votes
1 answer
12k views

Revoke App Permissions Without Root?

I have some apps that are asking for unnecessary permissions. I would like to revoke these, but I've read that this is not possible without rooting. Is there any way to do this without having to root?...
user avatar
3 votes
1 answer
66k views

How to fix "Notification access is not available" on Android Go?

I have a TECNO Spark 2 running on Android 8.1 Oreo (Go Edition). Every time I try to install apps that require notification access, it says that the feature is not available. How to fix it?
Derick's user avatar
  • 31
35 votes
7 answers
42k views

In Android 6, how to deny an app permission to access the network?

In Android 6, the user has (finally!) the possibility of approving or denying specific permissions to an app. However, I couldn't find a way to approve or deny network access, either via Wi-Fi or ...
dr_'s user avatar
  • 744
10 votes
3 answers
22k views

Workaround for Android 4.4 not being able to write to SD cards?

Yesterday I upgraded my Samsung Galaxy S4 to Android 4.4 KitKat and had the bad surprise that it cannot write to my SD card anymore... I know this problem is widely documented everywhere, but has any ...
Guillaume's user avatar
  • 441
8 votes
0 answers
6k views

Determine app sending SMS Premium messages

I normally have "Block Premium Messaging" set up on the phones in my family. This is a verizon content block the prevents you (or family members) from sending messages to premium services that charge. ...
Michael Levy's user avatar
8 votes
2 answers
17k 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.
Bernard's user avatar
  • 181
3 votes
1 answer
3k views

How to bind-mount "data" and "obb" folders from external SD card in "/sdcard/Android"?

Can someone help me mount my Android/data and Android/obb in my internal storage from my portable storage? I'm on a Pie ROM. I found this: How to bind mount a folder inside /sdcard with correct ...
mahanr's user avatar
  • 33
2 votes
2 answers
3k views

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 ...
culix's user avatar
  • 123
20 votes
2 answers
168k views

What does "Drawing over other apps" mean?

I installed a GIF app from Play Store, and they want permission to do this. I don't even understand what drawing over other apps means. Is it the floating hearts in a GIF in a private message in ...
Stacey's user avatar
  • 201
20 votes
1 answer
8k views

How does an app reads an OTP SMS without SMS permission?

I have recently installed an Android app from the Play Store. While registering in it, I realized that it was able to read my message of OTP without even asking for my permission to read the message. ...
ankk98's user avatar
  • 303
17 votes
3 answers
80k views

Help understanding Whatsapp's permissions

Whatsapp has been nagging me for the past few days that I have to upgrade it to continue using it. With the Facebook acquisition and the Play Store no longer marking the permissions that are "NEW" ...
Sundar R's user avatar
  • 742
7 votes
2 answers
5k views

how to fake my personal information

I downloaded a game from Google Play. In the permission page, I noticed that it asks for my personal information. Allow this application to: Your personal information read sensitive log data. Why ...
Cute Bear's user avatar
  • 193
4 votes
1 answer
2k views

Insufficent rights for npm install in Termux on Android

I'm trying to install a Node.js module in a folder, for example, /data/data/com.termux/files/home/storage/shared/documents/projects/code/js/test-npm, from Termux on rooted Android 6 running npm ...
tsilvs's user avatar
  • 315
3 votes
2 answers
2k views

Is there a native way to find all the installed apps that have access to a phone feature?

Is there a native way to filter installed apps by permission (features they have access to)? For example, filter all the apps that have access to the camera. Looking to delete all the apps that have ...
Jet Blue's user avatar
  • 131
3 votes
2 answers
5k views

Location Consent & undo Remeber This Setting

Like many, I found the Location Consent prompts to be annoying. I was excited when Google finally extended the option to 'remember this setting' in the latest update, but dismayed when I could only ...
Anonymous's user avatar
19 votes
2 answers
20k views

What does permission "MANAGE_ACCOUNTS" mean?

Once in a while I read that MANAGE_ACCOUNTS Permission is needed (actually it is called "KONTEN HINZUFÜGEN ODER ENTFERNEN" as I have a German phone. I guess the text below is something like "Add or ...
Martin Thoma's user avatar
13 votes
1 answer
2k views

Is there a list that explains the risks involved with each granted application permission type?

Usually, an installed Android app will request permissions such as Phone calls read phone state and identity or System tools prevent phone from sleeping But the actual consequences from a ...
n611x007's user avatar
  • 305
12 votes
2 answers
118k views

How to add root permission to some app by myself?

Is there any way that I intentionally grant root permission to some app? Not automatically via SuperSU when a specific app asks for root permission, but in a way to pick an app via some tool and grant ...
AnDroDroo's user avatar
  • 2,945
9 votes
1 answer
2k views

Android 6+ and account permissions: where have they gone to?

I was just browsing the Android Developers Permissions list, and noticed most of the account permissions are gone – in fact, all but GET_ACCOUNTS as it seems. What does that mean, what implications ...
Izzy's user avatar
  • 91.2k
5 votes
1 answer
5k views

Is it safe to give accessibility permission to an app?

So I use the app from Cleanbrowsing and gave the accessibility permission to it and saw that it can view my screen, action and inputs, perform actions and control the display. Is this app even safe to ...
fkjdxyz's user avatar
  • 107
5 votes
1 answer
2k views

How to run a program in an app context with Magisk?

Let's say I'm currently as root in Bash on a terminal, outside any app like Termux. I'm running Magisk. Now I want to synchronously invoke Termux's Bash, such that it behaves the same way as it would ...
user541686's user avatar
3 votes
1 answer
1k views

Commands run on terminal but throw errors in shell script

I created a .sh script which sets app permissions on Android devices. If I push the script on /sdcard and run it through adb shell with command sh ./test.sh, the following error occurs on each ...
Uni_x's user avatar
  • 133
1 vote
3 answers
7k views

Pulling an apk of paid app from the device

I was pulling the .apk files from the device using the following command: ./adb pull /data/app/com.example.tracker-1.apk When I tried using the same command for the encrypted app as below: ./adb ...
Siddharthan Asokan's user avatar
29 votes
5 answers
3k views

Audit app permissions easily in one place?

Is there anyway to list all the applications installed on your phone and the permissions they require all on one page, or export the list so it can easily be audited?
Matt's user avatar
  • 19.4k
13 votes
2 answers
16k views

Can the RECEIVE_SMS permission be used to intercept SMS messages?

I've noticed quite a few apps requesting the RECEIVE_SMS permission. Two things are clear to me here: RECEIVE_SMS enables an app to "snap" incoming SMS READ_SMS just applies to SMS already stored As ...
Izzy's user avatar
  • 91.2k
11 votes
4 answers
55k views

What does the "modify/delete USB storage contents" permission really mean?

What does the modify/delete USB storage contents permission really mean? Does it grant access for the application to read, modify and write all the data on my USB storage? Maybe it is this only ...
Oak's user avatar
  • 3,736
10 votes
2 answers
2k views

Do permissions apply across users?

If I create a secondary user and install an app while using the phone as that user, will the permissions for that app carry over for the primary user? For example, let's say I have a primary user, ...
Moss's user avatar
  • 381
9 votes
2 answers
7k views

Other apps to manage permissions?

I used to use - and loved - LBE Privacy Guard which allowed you to revoke specific permissions from specific apps. Ever since AT&T finally pushed out Jelly Bean for the S3 though, it no longer ...
eidylon's user avatar
  • 2,422
8 votes
3 answers
6k views

Is there an Android calendar with limited security permissions?

I've just bought an entry-level Samsung Europa, running version 2.2. I'm technically-minded but new to this OS. I'd like to find a calendar that runs in limited security permissions, so that my ...
halfer's user avatar
  • 339
7 votes
1 answer
1k views

Can Applications With Root Access Modify Their Own Permissions?

For rooted phones, there are several apps which require root privileges. Knowing this, the user does allow the app to get root. Now, the app would have been installed with a set of x permissions, say ...
asudhak's user avatar
  • 713
6 votes
3 answers
16k views

Preventing installed apps from making calls or sending SMS

It seems like a growing number of (seemingly legitimate) apps casually claim the "Services that cost you money" permissions (making calls and sending SMS) for non-essential secondary features that ...
user56reinstatemonica8's user avatar
5 votes
2 answers
2k views

Getting permissions for new apps and apps updates on Google Play Store

That's already been discussed on Hacker News, however the question remains: How can you learn the permissions required by a new app without installing it? How can you learn the new permissions ...
Artem S. Tashkinov's user avatar
4 votes
2 answers
2k views

Permission system changes with Android 6.0: What are the implications for us users?

With Android 6.0, a bunch of permissions and permission groups have been removed: Groups gone While on a first glance this doesn't seem important (isn't it rather a way to organize permissions?) – ...
Izzy's user avatar
  • 91.2k
4 votes
5 answers
1k views

How does su regulate app permissions?

I seen a lot of apps in the market that give superuser functionality to applications. However there is a pre-requisite of rooting your phone. I am curious how a rooted phone has those permissions ...
user avatar
3 votes
1 answer
2k views

Can I mount /data/data/(app_name)/ on external sd card?

Can I mount /data/data/com.termux/ folder on external sd card? My phone is rooted Android 10 and running low of internal storage. As I read from How to bind mount a folder inside /sdcard with correct ...
Jtnqr's user avatar
  • 161
3 votes
2 answers
6k views

Does "Draw over other apps" permission allow the app the see the content of the background app?

For example, if I have the Messenger bubble open in the foreground and I am browsing through my photos in the background, can an app like Messenger see the photos in the background and record this ...
James Evan's user avatar