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.

153 questions with no upvoted or accepted answers
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votes
1answer
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 ...
6
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0answers
2k views

Can apps bypass permissions and just use Google Play Services?

I was reading this answer, and the first comment under it, and wondered if apps can bypass their own app permissions and just get whatever data they want from Google Play Services. What got me ...
4
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1answer
372 views

Prevent application to make silently install file(s) or making changes

'Request Install Packages' let's say if an app has this permission ex- facebook(Check it in playstore head to facebook then 'app permissions' and click 'see more'. I used to read articles related to ...
4
votes
1answer
426 views

Why do so many applications try to get the SIM and network operator name?

I understand what Android permissions mean and I have a specific question about two telephony permissions. I've been using XPrivacy for a while and noticed that many apps that ostensibly have nothing ...
3
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0answers
59 views

Which user data are apps able to collect by default?

On Android, I used to prefer the mobile website of services instead of their app because of possible privacy concerns. Now I'm wondering if this is actually unnecessary. So my question is: Which ...
3
votes
2answers
319 views

Restrict permissons when app is in background

Is there any app, tool, ROM, etc. for Android that lets you restrict selected individual permissions of an app, ONLY when it is in the background? This should function similarly to the "Restrict ...
3
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0answers
393 views

How to figure out which APP downloaded a file OR requested a download?

I found that a file (which was an apk for a new App) was downloaded several times without asking for a permission. My phone is Samsung Galaxy 7 with Android V 7.0. How can I find which App did the ...
3
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0answers
290 views

How to containerize apps?

There are a lot of Android apps out there that request all sorts of permissions. They want access to your files, your contacts, etc. Many of them don't run properly and/or crash without these ...
3
votes
0answers
2k views

What does 'read/write instant messages' do?

Here are my steps on a Motorola using Android 6.0.1 Go to Settings > Apps > Show System > Google Services Framework > Permissions > Additional permissions What happens if I turn on these options? - ...
3
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0answers
4k views

Which are the undeniable Google Play Services permissions?

I just got a new phone (Wileyfox Swift) with Cyanogen 13.0 installed and I am playing a bit with the app permissions. I am trying to understand which permissions can be denied to Google Play Services ...
3
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0answers
1k views

“Fingerprint hardware not available” after TWRP restore

A couple months ago I had to get a replacement for my Nexus 6P, so I did a full TWRP backup, copied it onto the new phone, and did a restore (note that I had to rename the backup folder so that TWRP ...
3
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0answers
1k views

How to disable the “Application permissions” dialog that pop up during each new app install?

I have a Samsung Galaxy A5[18] running Android 4.4.4. Every time I install a new app this dialog comes up: Is there any way to disable this feature? I'm doing app development so I have to install ...
3
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0answers
642 views

How to mount usb drive in nexus 5 using mount command?

I read in some online sources that lolipop 5 allows mounting usb devices using otg cable without root permissions. Another thing i saw is that the app "ES Explorer" can mount usb devices without root....
3
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0answers
1k views

How to change the permission and ownership for internal sdcard

I have a problem with my internal SD card on my android 4.2.2. It shows there are no files on the internal SD card but there is a shortcut called "legacy" and I can't write anything on the internal SD ...
3
votes
1answer
669 views

Can I prevent auto-update of apps with changed permissions?

I would like to auto-update any app that has no change in permissions. Apps with changed permissions, I would like to review the changes before updating. Is this possible?
3
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0answers
7k views

I can no longer write to /emulated/0 without root or system access

I have a Sprint Galaxy Note 3. I've rooted with CF Auto Root, flashed TWRP, flashed Jellybomb, and then restored back to stock from a nandroid backup. I'm not sure when it started, but it appears ...
2
votes
0answers
47 views

Why do Google Play Services appear to access Location despite being disallowed to?

On my phone I disallowed Google Play Services access to Location many months ago. Yet Recent Location Requests item of the Settings still gets them listed: How can this happen? Do Google Play ...
2
votes
0answers
50 views

mounting an app folder to external storage fails for Write access on Android Q but will work in Android Pie

I could mount my partitions holding whatsapp (exFat) and titanium ( ext4 ) backup data on android Pie but right now on Q it will not let a RW operation be performed after mounting I understand /...
2
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0answers
96 views

Why are apps given the right to run whenever they want even when they keep the phone awake?

This question is quite related to (and could end up being closed as a duplicate of): How can I stop applications and services from running? I would probably just comment there to get clarification ...
2
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0answers
284 views

Can't remove Phone permission to app

I'm trying to remove the Phone permission from this app (Pango פנגו) - but it just doesn't work! I deny it, and it just comes back: What I tried: Clearing data of the app Re-installing Disable all ...
2
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0answers
84 views

What kind of information can an Android app from the Play Store with zero permissions enabled gather about me and my phone?

Find an app in the Google Play store Click on Install App is installed without any permissions granted, except for the default settings (SDK >= 23) Run the app without giving any extra runtime ...
2
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0answers
485 views

Monitor permission usage

Does anybody know a way to monitor the permissions on my phone? I am not interested in "Which app got which permissions", there are many apps available for that, e.g. aSpotCat - Permission Checker ...
2
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0answers
787 views

Is it impossible to pull a database file from non debuggable app in a non rooted device?

Here's what I tried: adb shell "run-as my.package ..." doesn't work because the app was installed without the android:debuggable option. adb backup doesn't work (it produces an empty file) I can't ...
2
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0answers
42 views

How do some android apps know from where they have been downloaded?

If you read privacy policy of some online apps, you will find that their services also store information about from where you download their app. I wonder if this is possible because apk is a ...
2
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0answers
107 views

Log what an application does and accesses

I'm a bit paranoid about the permissions that certain applications require to work on an Android phone. Specially the "Access to your storage" permission. What I'm scared of is if an application is ...
2
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0answers
150 views

Cant switch shell to su

I'm trying to edit my /init.rc file on my rooted Galaxy Pro. And have accessed my device using SSH (to QuickSSH server on the device) over wifi. The / mount is shown as readonly, so I tried to ...
2
votes
0answers
1k views

SELinux context init_shell in boot.img permission denied with Android 5.0.2

I'am used to start a service in the android boot image with inherited context of the init.rc script (u:r:init:s0). In Android 5.0.2 (Samsung), my service does not inherity the init context anymore, it ...
2
votes
0answers
642 views

How to tell what app or process periodically sends SMS messages?

About a week ago I purchased a T-Mobile SIM card and activated it on a $3/mo prepaid program. This program requires you to load your account with $3 per month to keep it alive, and these include 30 ...
2
votes
0answers
2k views

Permission Request for account <name>@gmail.com

Starting tonight, I started getting notifications that read "Permission requested for account @gmail.com". When I click and hold to go to App Info, it disappears and nothing comes up. When I ...
2
votes
2answers
136 views

Where does Android keep app permissions?

I have a rooted Android, and I want to disable (not read/write/execute) permissions to an app (for example, I don't want it accessing the camera or the phone). Where does Android keep those ...
2
votes
0answers
482 views

Why are all these apps wanting access to Android Services from my Google account?

On HTC one 4.3/5.5 I get a list of about 20 apps asking for permission to Android services. These apps want access to your google account from now on They are requesting permission to: Android ...
2
votes
0answers
984 views

Read/Write not working on external sd card - Android

I have a Samsung Galaxy S2 and no applications can read or write to the external SD card - except the Root Browser. This happened a month or so ago after I installed a custom ROM (Alliance) and I have ...
2
votes
1answer
2k views

Is it possible to restrict an app's permissions to a specific folder(s) (and subfolders)?

When installing an app, depending on the app, access to the filesystem is required and requested at the time of install. Is it possible to restrict this to specific folders(s) and their subfolders? ...
1
vote
0answers
32 views

How to mount a tmpfs directory that would be allowed to be read and written to by any app? (root available)

I am trying to create some volatile (tmpfs) storage for my Android, to avoid clutter. I am trying to follow the previous questions: making manually mounted partition folders write accessible to all ...
1
vote
0answers
48 views

Grant permissions to a service launched with ADB?

I'm trying to get a simple accessibility service, like Google's Voice Access or Button Mapper to work on an LG Exalt LTE, running a stripped down version of Marshmellow. The stock is missing many UI ...
1
vote
0answers
61 views

No permissions but still able to access storage

I'm kinda frustrated! The app has absolutely no permissions but still is able to access my storage (photos and files) on both Xiaomi MI 9T Pro and OnePlus 6 running Android 10 which is all about ...
1
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0answers
94 views

Keeping ADB permissions while USB tethering

It seems that I can only get ADB permissions for my device only while in MTP or PTP mode and NOT in USB tethering mode, which is what I need. I have done plenty of research but I stumbled upon so ...
1
vote
1answer
70 views

What can you do when you can't chmod /system/bin/chmod?

I have changed the permissions of the file \system\bin\chmod from 777(-rwxrwxrwx) to 644 (-rw-r--r--), how can I turn back to 777? I don't know is this may be relevant, but I'm using a samsung J5 ...
1
vote
0answers
102 views

How to block an app from accessing my speaker?

How do I prevent an app from playing audio on an Android?
1
vote
0answers
23 views

Why are certain functions permissible while others are not (from a security standpoint)?

You would think there must be some sort of logical convention or decision-making that leads to what is or is not permissible, followed by sanity checks against each functions' interactions for ...
1
vote
0answers
142 views

removing privileged permissions from pre-installed apps

Many pre-installed apps get privileged permissions, which are defined in /etc/permissions/privapp-permissions-*.xml files. Given a rooted device, it would be possible to edit those files in order to ...
1
vote
0answers
42 views

Unofficial CyanogenMod 12.1: Apps do not have permission to use the internet

So I installed a custom ROM on an old LG Optimus L70. Problem being that very few apps (basically limited to just the settings app) have permission to use the internet. Even Google's apps suffer the ...
1
vote
1answer
1k views

Revoking Bluetooth permission from all apps?

I noticed that my phone silently enables bluetooth when screen turns off. When phones remains inactive for few minutes and I click unlock button I can see bluetooth indicator showing up for around 1-2 ...
1
vote
1answer
1k views

Why lsusb gets “permission denied” error in Termux?

When I run this command in Termux the output gets permission denied. I don't have root access, perhaps Android system allows me to get the specific access in root.
1
vote
1answer
46 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
vote
0answers
458 views

On Kindle Fire 8, granting permission to Android apps

This is a modified cross-post from ebooks, but perhaps more of an Android question since Kindle Fire runs on a bespoke Android build. I have a Kindle Fire 8 (7th gen) running on Fire OS 5.3.6.4, ...
1
vote
0answers
54 views

Is there a way to make an app executable only by the system on android?

I'm trying to make an app executable only by the system or by root on android so that when the user tries to open it (for example, by tapping it) he gets permission denied. Is this possible on a ...
1
vote
0answers
397 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
vote
1answer
84 views

My phone dials #3282 (#DATA) by itself. Which app did it?

For about the last month, I occasionally find my Cricket Samsung Amp Prime (Android 7.1.1) dialing #3282 (#DATA) without me initiating it. According to my call log, it started on October 1, 2018. It ...
1
vote
0answers
52 views

System Shared Preferences

I am new to Android. Using shared preferences each application can store key-value pairs and it can be in several modes (private, public read, etc) and the default mode is the private mode because of ...