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Questions tagged [system]

For questions about the internal procedures and processes of the Android system.

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0answers
22 views

Can I still update apks currently on my android device with an apk updater app if I uninstall the package installer?

If I were to find a way to disable install via ADB, install an APK updater app that auto updates apps and then uninstall the package installer, would the apk updater still be able to update apps ...
0
votes
1answer
29 views

Where to find information about WiFi connectivity of the device?

is there a way I can find information about my device's connectivity to WiFi network? I need information like: what network I'm connected too, what is the mac address of the router, how long have I ...
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0answers
16 views

How to install system trusted CA certificate on Android without rooting [duplicate]

I need to install the firewall certificate on the devices of my company. Since I can't install a system trusted certificate without rooting the device I thought of creating an Android image that comes ...
2
votes
1answer
64 views

How can there be two separate Android System under “Running services”?

My Verizon LG V20 (Android 8.0) appears to be running two Android Systems at the same time, but, I'm pretty sure that isn't possible. Am I wrong on this or am I seeing things? Also, the timing ...
1
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1answer
117 views

Does Android provide auto-switching of network mode when mobile data is toggled?

Whenever I want to turn on the mobile data, I have to go to "Preferred network type" menu and Switch to 3G/4G/Prefer LTE manually which requires many steps. So does Android OS provide auto switching ...
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2answers
115 views

how to use two diferent numbers in the same phone via whatsapp?

My phone just went broken last night, and I have another but I don't want to change the sim card, so I'm wondering if its possible to run 2 numbers on the same phone. I have heard there is a chance ...
1
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1answer
26 views

Why did my phone reboot after copying an so file to the system/lib folder?

I ran the following command and the phone automatically rebooted after copying. Why? Was it because the so file was in use? $ adb shell 'mount -o rw,remount /system && cp /sdcard/libfoo.so /...
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0answers
49 views

Will deleting all system apps and APKs from Android prevent it from starting up?

The motivations of profit driven corporations like Google, Samsung, Microsoft alongside the motivations of the secret services like GCHQ and the NSA are at odds with my desire to use the expensive ...
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0answers
21 views

Adb pull /system/bin/mpdecision: Remote permission denied

So i'm trying to pull some files out of /system/bin for lineageos to compile and even though i'm root, it still fails. The / and /system directorys are read/write so its not a filesystem problem. Also ...
0
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1answer
47 views

Can airplane mode be maintained during a system update?

When traveling internationally, it's often a good idea to put the phone in Airplane Mode before departure, activate wi-fi as needed, and leave the phone in Airplane Mode until returning to one's home ...
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0answers
59 views

Export VPN configurations from Android

I would to export all my vpn configurations stored in my smartphone to my pc. I use three vpn apps (VPN Master, USA VPN and Bettermet), in your opinion have I to find by myself all certificates and ...
0
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1answer
59 views

How to store system app's settings on /system partition?

I have a system app, and I need that both the application itself and its settings shall be in /system partition. I can change the application to be in system by moving from /data/app to /system/app. ...
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votes
1answer
22 views

I have 2 s7 from market but systems are messed up

Can someone link me where I can download the Android latest system os file to download to SD card so I can reinstall phone os system from phone update boot screen thanks I got 2 x s7 but there got ...
0
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0answers
30 views

Upgrade the OS from 5.x to 6.x [duplicate]

How can I upgrade from 5.1.1 to 6.x in order to utilize adoptable storage?
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0answers
243 views

How to stop my phone from annoying me with software updates?

I'm getting constant notifications that a new software-update is available for my phone. It's a motorola on android 7 and i do not want the software-update. I was getting notifications all day ...
0
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0answers
70 views

Moto G XT1033 turned into read only file system(data,cache,system,internal storage)

XT1033 was turned into read only file system , unable to flash or edit or wipe or format anything. Using fastboot i tried to install stock rom (pre validation error occurs) bootloader is unlocked , ...
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0answers
310 views

Full backup & restore of rooted Android device

I'm new to Android. I'm trying to achieve the same thing on a rooted Android as using Acronis True Image on PC. I want to have a tool to create the system backup and restore it at any given time. ...
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0answers
33 views

How can I disable the Android system notification that appears after I take a screen capture?

Whenever I take a screen capture on my Pixel (I take several each day), the system gives me a "helpful" notification that the screenshot was captured. This is a terrible user experience for me since ...
0
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1answer
61 views

CAN i reinstall the system apps which i have deleteed accidently during rooting?

Recently i have rooted my phone .And somehow my media storage has beeen deleted during the rooting process ans i cant play the music and watch photos .My andriod version is 5.1. So can somebody send ...
0
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1answer
95 views

How to extract alarm ringtone files from my phone?

I have an OPPO R11 and I really like one of the default alarm sounds, so I was wondering how I could extract the sound file from the Android system to save it. I've tried downloading ES File Explorer, ...
0
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0answers
34 views

My phone hangs even after restart, ram is free but system shows negative ram being used

When I restarted the phone, my phone used to work smoothly, but few days ago, my phone hangs too much. When I check the ram, It shows 1.2 GB is free and system takes negative ram. When I try to check ...
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0answers
38 views

System data folder size is 3.5GB on external sdcard second partition

I have created a second ext2 partition on my sdcard and use App2Sd to link apps on it. The problem is, I just discover a folder called system data that is 3.5GB and I don't know why is it and neither ...
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0answers
46 views

WhatsApp and other applications close instantly

I bought a Meizu 6 note android device, i dont know how or why but, some applications started closing instantly as they open, like WhatsApp Messenger , which is my main problem, i want to backup my ...
1
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1answer
4k views

What is this triangle icon [Samsung Galaxy S9+]?

It appeared recently. And I can't even imagine what is it. Screenshot (click image for larger variant)
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1answer
710 views

Android x86: remounting /system : /dev/loop1 is read only

I try to remove google apps from android x86 dowloaded from here and I managed to make it run over virtualbox, afterwards in installed it to a virtual hard disk. But I want on it to remove any ...
1
vote
1answer
5k views

How to show fps counter in Android 8?

In Oreo, is there a native way (preferred) or a 3rd party app that can show current screen refresh rate (fps counter), in the form of an overlay, in all situation (system UI, apps and 2D/3D games)?
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0answers
42 views

How to increase /system directory size on android device?

Hello, I use Galaxy A 7.0 tab and rooted device. this device total storage 16GB but current my /system storage only size 1.9G and Available storage is only 347M I would like to change the /storage/...
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0answers
125 views

Writable System Revets to RO

I rooted with TWRP 3.2.1-0, installed SuperSU zip (later automatically updated) and added Busybox. I presently have three backups plus one of the EFS directory alone. The older one is some three weeks ...
0
votes
1answer
263 views

Android system takes too much data usage

Checking through Glasswire application, Android system has the highest data usage everyday on my Android. I only used my phone for tethering to my laptop and it don't take that much of data (My laptop ...
1
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0answers
284 views

Disable “displaying over other apps”

On most Android 8 phones you can remove these persistent and annoying notifications from the notification center. My phone with the EMUI skin cannot: image of settings with no switch (click to ...
0
votes
1answer
42 views

What is the size of the Android System app? [closed]

On my phone the Android System app is zero in size. Is this normal or have I been hacked? Thanks, J
0
votes
1answer
358 views

How do I disable individual components of an app's APK?

ROM Toolbox Pro's app manager had this feature but it has been removed in recent versions. Specifically I'm looking at disabling individual components of an APK, AdActivity for example. I have ...
0
votes
1answer
69 views

Flashing ROM on a used Samsung Note 4 [duplicate]

I have a used note 4 and want to make sure there is no spyware or malware on it. I know some can survive a factory reset. Somebody told me to flash a rom and recovery image but not how to do this. I ...
3
votes
1answer
662 views

Wiped System Partition… No OS.. How can I recover it back?

I successfully installed TWRP yesterday on my phone and then wanted to root it, but before doing that, I wanted to do a Full-Wipe of my phone, just leaving the phone with the OS, but for some reason, ...
0
votes
1answer
32 views

I dont know if my tablet is broken or outdated

Well, I have a Samsung galaxy tab 4 (4.4.2) and I rooted it. So I reset it because Google play didn't work.but after factory reset it still didn't work. I uninstalled updates cleared cache, and I ...
1
vote
1answer
206 views

How to restore my phone, after replacing my systemui with a modded one?

I recently saw a thread about a modded systemui on XDA here and downloaded it. I replaced my present systemui with this one and rebooted my phone. I think that at first the replaced systemui didn't ...
0
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1answer
126 views

How to add support to an external monitor in Android?

My Samsung Dex (with Android 7 in a Samsung Galaxy S8 phone) won't work with my LG 23MT75D-PU monitor. I think because the Android driver are not ready to talk with this monitor yet. I will want to ...
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0answers
346 views

ALCATEL ONETOUCH PIXI3 (10) FULL SYSTEM(CONFIG) BACKUP NO ROOT (for deployment)

My company wants to roll out 100 tablets. So far I have tried everything I could found from adb back-ups to even root solutions. I also have tried this https://forum.xda-developers.com/android/...
0
votes
1answer
84 views

Deleted System Dialer app

I have a CUSTOM rom. I deleted system Dialer app. Is it possible to recover it, or fix it? I can't get calls, can't make calls, but I can write & receive messages. Other dialers don't work and it ...
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votes
2answers
895 views

Sign apk as system application while flashing

I have created an application which uses interfaces and classes as well as permissions from the hidden API. Now I would like to create a flashable zip file which installs the apk as system app. If I'm ...
0
votes
0answers
50 views

Can't pull from /system/bin

Ok so I'm trying to adb pull some files from /system/bin and adb states that file doesn't exist (yes it does exist) it's same thing with /system/xbin while pulling from /system/lib/ works just fine. I ...
0
votes
0answers
58 views

Calculated Internal storage doesn't match up

I have a budget LG phone with limited space and one of the things that I do is that I move my apps to the SD card that I have mounted. I have moved large apps such as snapchat to that SD card but my ...
1
vote
0answers
75 views

Samsung greyscale_mode not changeable over adb shell

On my Samsung Galaxy S7 I have a Grayscale Option under Vision Accessibility (NOT the one under dev options!) When I activate it over the UI it works as expected. But when I activate it over ADB ...
0
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0answers
53 views

Does integrating an update into ROM remove the older application version?

I have a phone with very limited storage capacity, so I opted for integrating some updates into the system partition, the problem is that it quickly ran out of space in that partition too. So, I'm ...
1
vote
1answer
73 views

Which driver is in charge of headset buttons on my tablet?

I have recently bought a Lenovo Tab3 710F tablet (product page) and I'm trying to control the music playback externally with a small electronic circuit. The idea is to reproduce the same behavior as ...
0
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0answers
410 views

Reinstall Android from scratch LG G4

I bought second-hand phone which has some strange Android inside. Some main icons are different Updates not working (after reboot and few seconds install system freezes with "Error") and I'm unable ...
0
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1answer
1k views

Where are failed installed Android system images in Windows

I was trying updating my Android System Image via Android SDK Manager. It was downloaded but failed to install because unfortunately, all C: disk memory was exhausted. I tried finding it in temp ...
0
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1answer
109 views

Android system recovery from Windows

I have the cheap Android tablet. During my experiments, I had rooted it and removed application folder. Now I can't turn on my tablet it is loading forever. I have read about ways to load new ROM on ...
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0answers
55 views

How to make an app impossible to be disabled?

Exploring the Android /system directory of a moto e(Android 6) I found a folder in /system/etc called nondisable, inside it are a list of xml files containing the package name of the apps that will be ...
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0answers
1k views

/system not found in proc/mounts : terminal android

I'm facing this issue with remounting /system partition. Here is the command I'm working with. mount -o rw, remount /system mount -o rw, remount system And the error I'm getting is, mount: /system ...