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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743 views

Convert to system app using Link2SD doesn't work on CM11

I am using Galaxy Y (S5360) with CyanogenMod 11 build date Feb 2015. Previously on stock ROM, I was using Link2SD to move apps to system/app. Trying to do the same now is giving the following error. ...
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2answers
4k views

Delete pre installed apps under oem/apps folder?

I have already rooted my android tablet. I am able to access internal system locations e.g. data/data/com.example.src. However, I am unable to delete aps's under oem/apps folder. I have already tried ...
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1answer
371 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 ...
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1answer
98 views

Why do apps from the play store get moved back to internal storage after update

I've got a good amount of apps installed on my phone's internal storage and I've moved the majority of them (anything taking up more than 15MB) to my SD card. My Android version is Lollipop now. After ...
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1answer
747 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 50%...
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1answer
1k 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 ...
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1answer
18 views

Dialer, Contacts and Messenger apps closing automatically in Oneplus X

Since a week, the Dialer, Contacts and Messenger apps have been crashing frequently whenever I try to open them. But after few hours after crashing somehow they start working normally. I have tried ...
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1answer
21 views

Help, I deleted my system apps!

I just got a Lenovo a6010 and I use the LINE launcher app. It shows that the apps; UC Browser, Tap the frog, a news app, and gamestore aren't system apps, so I uninstalled them, but the icon keeps ...
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1answer
186 views

How to get back system apps?

Recently i ran into a problem, i have linked all my apps including the system apps to the External partition using the link2sd app. unconsciously, i have taken the memory card and formatted the whole ...
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1answer
1k views

Delete unused apk files from system memory

I own a Xperia M running on Jelly Bean 4.3. I have uninstalled unwanted apps like PicsArt, Cricbuzz, Xperia privilege and so many so on... a long time ago. Now I found the apk files of those apps here ...
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1answer
61 views

How to delete ROOT APPS from Andoid jelly beans?

I am using Galaxy s3 dous, Whenever I turn on my wifi my phone itself start downloading google apps, and I am unable to uninstall them, In application manager there is no option to remove but to ...
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1answer
270 views

Sony Xperia Ray Superuser?

I have managed to unlock the bootloader and flash the phone with a custom ROM (3.0) I can now disable the many app's I don't want but I can't delete them...How do I go about getting access/permissions ...
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1answer
2k views

System app Uninstallation without rooting

How to Uninstall system apps without rooting? I have tried many applications but all of them require root permissions. Please help.
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1answer
51 views

Factory Apps for HTC First

I recently received a HTC First that I'd like to use, and without rooting the phone I'd like to simply disable all the unnecessary apps that come with the phone. I don't really know where to find ...
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1answer
165 views

Droid Explorer wont change anything (Delete, Paste, Uninstall)

I want change files in root but I can't. It can't delete any system file (No change). It can't add any file in system/app or anywhere in root! It can't uninstall any system app from system/app. (Droid ...
2
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0answers
154 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 ...
2
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0answers
492 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 /...
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0answers
5 views

How to configure the system to choose apps to open links/files in one click?

Every time I want to open a link or a file it asks me to choose which app to use and whether I'd like to use this app always or this time only. I want to be given the choice every time so I always ...
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0answers
56 views

What is the procedure for moving user apps to the system partition?

I have read a number of sites that promote this as a simple two step procedure: (Using file manager with root access) 1. cut the .apk file from /data/app and paste it in /system/app 2. change ...
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0answers
206 views

How to restart a system app from the command line?

After deploying a new APK for a system app, is there a way to restart the app process without rebooting the device? Non-system apps are managed with the Activity Manager through the am command. There ...
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0answers
547 views

Convert to system app by manually moving the APK to “system/app” folder in Lollipop

I was checking /system/app folder structure in Android L and realized that it has a new folder structure. It has introduced a new folder with APK name between app folder and the APK, e.g. /system/app/...
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0answers
208 views

What is android.process.acore?

What is the purpose of android.process.acore? I see many, many questions about acore-related error messages and how to fix them, but not really anything about what the process is in the first place. ...
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0answers
85 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 ...
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0answers
4k 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 ...
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0answers
36 views

Sony Xperia Z1 uninstall system app

Hi I just rooted my Z1 using KingoRoot APK app and I installed Lucky Patcher to install Floating Fake Location as "system app". The thing is, I cannot uninstall Floating Fake Location afterwards using ...
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0answers
45 views

How to disable a notification from Settings app?

I own an LG MS323 from MetroPCS, it comes with a nice Battery Saving option that can be enabled from quick settings, but it places a notification that states Battery saving is turned on. When you tap ...
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0answers
46 views

Unable to download here maps

Guyzz I am trying to download here maps on my redmi 2. But it's not working I mean while downloading maps for India it keep on saying preparing. To download nothing happens further. Please help me to ...
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0answers
107 views

Why a system app disappears unless updated?

I happened on lollipop 5.1.1 and to one or two app at a time, for some reason the said app just won't show app in application list(and i can't use it)... ahh i can still see it in system/app or system/...
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0answers
50 views

Phone's inbuilt memory usage goes on increasing, What are the possible solutions?

I'm using Asus Zenfone 2 - 2 GB RAM & 16 GB in-built memory with lollipop 5.0. It was going good since last system update, but after doing last system update in-built memory usage went on ...
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0answers
65 views

Can I fix the issues I'm experiencing with applications by factory resetting the device?

I have LG Prada 3.0 P940 running Android 2.3.7 Gingerbread. I am experiencing a growing number of problems with apps, including system apps. For example, I used to use the ROM Toolbox app without any ...
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0answers
1k views

Lollipop 5.0.1 RAM usage

How much should Lollipop use RAM memory on avarage? I find it very strange for it to use 500mb of RAM, but when i restart it it only uses about 150mb with all the same apps used. My phone is LG MAGNA (...
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0answers
155 views

XOLO Q600s ADB Android Device Unauthorized

Few days back I rooted my XOLO Q600s with the help of Kingo ROOT and removed System UI. :) Now I am not able to see Notification Bar, Lock Screen, Wall Paper. I have removed all the applications ...
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0answers
573 views

What is “Assistant 1.0” app and how do I get rid of it?

I have MetroPCS and a ZTE ZMAX Z970 phone with Android 4.4.4 This app appeared, I don't know exactly when, and it's got some worrisome permissions and I want it off my phone, but it has no uninstall ...
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0answers
50 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 ...
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0answers
616 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
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0answers
160 views

Cyanogenmod “assert failed” error after deleting system apps

After having rooted my phone, I removed some system apps. Now, when I try to install an incremental OTA update, I get "assert failed" errors relating to the apps I removed. I understand that one way ...
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0answers
2k views

Replacing SystemUI.apk and dependencies

Device: Motorola RAZR (XT910) MAXX I downloaded a battery mod (percentage display, which replaces the stock icon on status bar) which has 2 main files: services.jar and SystemUI.apk, and all the ...