A System app is an app which is placed under /system/app folder in an Android device. As /system is read-only, such an app cannot be uninstalled by an "ordinary" user.

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16
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2answers
13k views

Enable and disable system apps via ADB

Is there any adb command to enable/disable a system app? Thanks
11
votes
4answers
31k views

How do I properly install a system app given its .apk?

I removed a system app (com.android.mms) and I have the .apk needed to restore it, however it won't install through the standard channels (running the .apk gives me "application not installed"). ...
8
votes
1answer
6k views

How do you disable system apps in Android 4.x.x (and up)?

I heard you can "freeze" or "disable" apps starting in Android 4.0 without rooting. How do you do it?
8
votes
2answers
5k views

Install DSPManager on a non-CM Rom

I would like to install the app DSPManager from Cyanogenmod on my Nexus 4 running ParanoidAndroid. I grabbed the newest CM and extracted "/system/app/DSPManager.apk" and "/system/lib/soundfx/*" and ...
6
votes
3answers
3k views

Can SwiftKey be moved to the system partition?

I want to move the SwiftKey app from my standard user partition to the system partition (I have root). I am able to use Titanium Backup or Link2SD to turn an app into a system app, but anytime I try ...
6
votes
1answer
425 views

What is the advantage of making f-droid a system app?

F-droid (0.7) has two options: One to grant it "root" powers, and another to give it "system-app" powers. Just using it as a "root" app will let it install apps without going through the whole "Are ...
5
votes
1answer
8k views

Is is safe to remove the stock email and calendar app on Cyanogenmod or AOSP?

Is it safe for me to remove the stock email and calendar applications on from Cyanogenmod ROM? I'm using Gmail and Google Calendar so I don't have need for the stock ones. I could simply disable them ...
3
votes
2answers
2k views

I have less than 40 apps (including system apps); What else can I remove?

I'm trying to remove as much bloatware as possible, but there is no information about some of them on Google. Here is the list of apps I'm not sure what they are for: com.android.provision ...
3
votes
1answer
1k views

What is the difference between Android user app with root access and a system app

The answer I am looking for is in the aspect of permissions. Can a system app do everything? Can a user app with root access (on rooted device) do everything? If so, are they the same? For example ...
3
votes
1answer
5k views

What is this “com.android.backupconfirm”?

What is the package on my phone that is called com.android.backupconfirm? I tried Googling and found an answer on a random forum that said that is the UI for the backup confirmation dialog. While this ...
3
votes
1answer
136 views

Differnce between abilities of System apps, Apps in phone memory and Apps in the SD card [duplicate]

Possible Duplicate: What are the differences between a system app and user app? What is the difference between abilities of System apps, Apps in phone memory and that in the memory card? ...
2
votes
3answers
5k views

Re-enable Disabled App (Enable option greyed out)

I disabled my default Messaging app some time ago, but now I need to Re-enable it, but when I go to the Disabled tab under Apps, the option to Enable it is greyed out.
2
votes
1answer
2k views

How can I install Touchwiz apps on Cyanogenmod? [duplicate]

I would like to know how to install Touchwiz apps on Cyanogenmod 12.X.
2
votes
3answers
19k views

Will factory resetting wipe/clear away pre-installed apps?

I linked my Gmail account to my tablet and I longer want it linked. I have read that it is permanently linked, and I must factory reset the device to unlink the account - is this true? Will factory ...
2
votes
2answers
312 views

Detect when an app crashes with tasker and force close it and finally launch it again

On my phone the app Bluetooth Share crashes randomly. With Tasker I want to be able to detect that crash, and then force close Bluetooth Share and finally launch Bluetooth Share again. (Or turn on ...
2
votes
1answer
137 views

Unknown Permissions on VirusTotal analysis

I have noticed unusual and unwanted behavior from a few of my system apps, most notably Google Play Services, Google Account Manager, and Google Services Framework. These apps cause force closes on ...
2
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0answers
366 views

Reinstall system apps after removal

I rooted my phone and, perhaps over-zealously, removed many of the system apps which I deemed junk. But, now I'm trying to restore one of the apps I removed, but simply restoring the file to the ...
1
vote
1answer
71 views

Where I can find factory home screen layout file?

Where I can find factory home screen layout file? I would like modify default layout which will persist after I will make a hard reset. Best Edit device: Lenovo A6000, kitkat 4.4.4 rom: orignal ...
1
vote
1answer
43 views

retrieving and classifying Notes with time and date of creation

I wrote hundreds of messages in 'Notes' of my smartphone (the system app), and I would like to retrieve them and put them in a CSV file, (or Excel) with one column for the content of the message, and ...
1
vote
1answer
2k views

Icon remains in drawer after removing stock app

I removed Google Drive from system/app using Root Explorer. However, when I check the app drawer, the icon is still there. (When I removed other system apps like samsung's ChatOn, the icon ...
1
vote
2answers
1k views

People app disappeared from apps on Nexus 4

It's a system app, but somehow I disabled it. Now, it won't show me my contacts or anything. If I try to see a missed call from notification drawer, it leaves me at home screen. I cannot view any of ...
1
vote
1answer
48 views

Making an applications stay on the phone “permanently”

I would like to be able to make an Android application remain on the phone even after a factory reset and/or a system upgrade. Some people suggested that the way to accomplish this is to root the ...
1
vote
1answer
932 views

Installing system apps on Android 4.4

I've installed apps on the system partition on Android 4.1 and it's as easy as moving an APK to the /system/app/ folder and restart the device. The PackageManager (I assume) will recognize a change in ...
1
vote
1answer
6k views

Make “tap to add priority senders” disappear

I have recently updated the OS of my phone, and since then I have the following "Tap to add priority senders." on my SMS app which I don't like, it just uses screen space. How can I remove it? ...
1
vote
1answer
126 views

What Could Cause System Apps to Run that Are Not Used

When testing a widget I created, I wanted to make sure that it uses as little CPU power as possible. After some research I downloaded Watchdog to use as a monitoring tool, which works great. When I ...
1
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0answers
53 views

System app was not signed correctly

My phone shipped with an outdated version of TouchPal. When I try to update the app through the Play Store, I get this error: Package file was not signed correctly. Uninstall the previous copy of ...
1
vote
1answer
603 views

Motorola moto 4g, battery drain, always high media server actitivity

I recently bought a motorola moto 4g, and I quickly noticed that the battery is going low very fast! With no use at all, it's going down 15% percent per hour... The mediaserver is always taking up ...
1
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0answers
3k views

How to install system app on Lollipop as su doesn't exist

I want to install a system apk (its the Dialer.apk) on Lollipop and am following these instructions How do I properly install a system app given its .apk? However after doing adb shell I get an ...
1
vote
1answer
782 views

Permission denied while installing a system app with SSH

I have the APK file for an application I want to install as a system application via SSH on rooted Android tablets. I'm able to install this application via ADB with a script but the installation ...
0
votes
1answer
1k views

Help me reinstall Gapps in my Rooted Xperia SP

Recently, I rooted my Xperia SP (running on Stock Jellybean 4.3). Out of excitement, I uninstalled a few Google Apps (gapps) from my phone. But I think I require the Play Store. How can I reinstall ...
0
votes
2answers
337 views

App that survives a factory reset

My problem is theoretical at this moment. I am investigating if it is possible or not, before spending hours on it. I have a rooted phone. I want to add an entry to the IPTABLES on startup. If the ...
0
votes
3answers
209 views

How to reinstall the uninstalled system apps (that arent availble on Google Play)

What if you accidentally deleted some important apps and couldn't install them back because Google Play doesn't have them? For example android system, com.android dun server and com.android.lgsetup ...
0
votes
1answer
423 views

How to disable system apps, or controll which apps launch automatically?

I've been having this problem where the Navigation app launches every 10 or so seconds. I've heard this is because some pins are short-circuited. I've tried to install 2 apps that should make this ...
0
votes
1answer
39 views

Is there a way to reinstall a built in application in my Android phone?

I accidentally (unknowingly ) disabled built in apps, I recently realized that I really need a few of them back. How do I reinstall them or bring them back?
0
votes
1answer
61 views

F-Droid 0.91 disappears after being installed as system app on cyanogenmod 12

I tried to install F-Droid (0.91) as system app on Cyanogenmod 12. The installation succeed but after that the F-Droid icon disappears. Of course i tried to restart more times, i tried also to ...
0
votes
1answer
185 views

Copy YouTube APK from Android Phone to PC

My Question is specific to copying the YouTube APK file from My Android device (Micromax Canvas 4 - Android 4.2, Non-rooted device)to PC/Laptop. The YouTube App is a system app in my device. Below ...
0
votes
1answer
136 views

Will removing /system apps give any usable space on lollipop?

In earlier versions I've pushed updated apk's to /system manually from time to time as it annoyed me to have an extra older version of Google+, Play store, Youtube, Keep, actually ALL the preinstalled ...
0
votes
1answer
220 views

How do app updates work if the system partition is read only?

I have a Android phone (Samsung). It comes with a whole bunch of pre-installed stock apps. Q1: Is it correct that these stock apps are stored in the read-only partition /system? Since getting the ...
0
votes
1answer
177 views

Modifying android system apps

Does anyone know a good articles or tutorials explaining how to go about it? Do I need to recompile android sources after modifying system apps and then install them on my emulator device somehow? ...
0
votes
1answer
2k views

How to re-install updates to Google system apps?

I have Android 4.2.2 on my phone. A few weeks ago Google Play was acting weird and would not install updates to some of the apps. I tried lots of things but nothings worked. Eventually I uninstalled ...
0
votes
1answer
59 views

How can I easily backup data from external card on Android 4.0.4 to a new external card?

I intend to buy a new external card of larger capacity for Android 4.0.4 phone and would like to backup and restore data from currently installed external card to a new card so I can restore the data ...
0
votes
1answer
6k views

how to freeze/hibernate system apps in non-root android mobilephones [duplicate]

is there any methods to freeze/hibernate bloatwares on android phones? using samsung galaxy note 3
0
votes
1answer
538 views

Should I backup .odex files too?

I have recently got an app that permits me to view the contents of my phone memory on my rooted Samsung Galaxy Y mobile phone. In /system/app folder, I see all the system apps that came pre-installed ...
0
votes
0answers
4 views

SystemUI/lockscreen malfunction on DROID Turbo

I have a Motorola DROID Turbo running Android 5.1, unrooted, and I cannot unlock the phone because the lockscreen does not appear. This problem started occurring after the phone ran out of battery and ...
0
votes
0answers
32 views

Vodaphone 875 Uninstall SuperSu

I own a Vodaphone 875 model phone, which I rooted previously using Cydia Impactor. Installed SuperSU, everything was fine and dandy, and when I needed to transfer it to another person who wasn't ...
0
votes
0answers
31 views

“Calendar Storage” uninstalled. Calendar doesn't work

I had uninstalled the "Calendar Storage" system app from my device. Now I cannot use my Calendar Application. I assume this because I had uninstalled Calendar Storage. I haven't got any backup for ...
0
votes
0answers
11 views

How to delete an stock app in Samsung Galaxy Grand Prime? [duplicate]

I have a rooted Samsung Galaxy Grand Prime (SM-G530H) running Android 4.4.4. I would like to gain more memory space on device. I can only disable not necessary (for me) stock apps, but nothing changes ...
0
votes
1answer
57 views

Is it possible to uninstall stock apps in Sony Xperia E3 Dual? [duplicate]

My device has 4GB of internal Storage, but it only shows 2GB. Apps have taken 1.7GB of space alone. Any idea for how to uninstall the stock apps such as as Hike,Line, and others. The only option I ...
0
votes
1answer
150 views

Help I accidentally removed the Media Scanner

A couple of hours ago I was cleaning out unnecessary apps on my phone (LG G3) using 3C Toolbox when I must have accidentally removed the app responsible for scanning my media. The Gallery & Music ...
0
votes
0answers
80 views

Lenovo S960 Missing stock battery saver app

I am a Lenovo s960 (Vibe X) user with root access. I uninstalled my stock battery saver app and now I seriously want it back. I checked on the internet but nothing worked. I even did a factory reset, ...