/system/app vs /system/priv-app? - General Questions and Answers

I have an Android tablet, it is a low cost Alcatel OneTouch Pixi 3 7 tablet for Sprint. After getting Root access I started to try to update the system apps that came with the device, to free up internal storage, only to realize when I updated the system app it vanished.
I used TitaniumBackup to try this, Then I used App2SD Pro, and I even did it manually using ES File Explorer. The only reliable way to do this is to move the apps into /system/priv-apps and not /system/apps. If I move them to /system/apps then the device does not recognize them as there - but in priv-apps the system will recognize them as there and then compile them and they will thus show up in the launcher.
Is there a particular reason for this? From what my research suggests /system/apps would be better and /system/priv-apps is for privileged apps, or am I missing something?
The Android Version is 5.1.1.

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Related

[Q]APK Backup

i need an app on Android 1.5 which can Backup System apps as APKs.I need to back up the Google apps(Market,gmail etc). Please tell me of an app that can do this and tell me if i need to root my device.
Thanks
You need to root your phone then you can use either SU file manager $1.97 or Root explorer(file manager)$4.00
You need to root it because generally you need super user permissions to manipulate system/app files.
It may be worth it to try a free app that is used for file managing (it will be a related app to the above stated) To attempt to copy the apk file to another location.
Hope that helps
EDIT >> not sure of whether or not those apps are on andriod 1.5 marketplace.
If you don't want to shell out the cash, I believe the free Root Uninstaller (which als requires root permissions) can backup any installed application as an apk or configured to perform backups automatically anytime an app is installed or updated.

App to Prevent App Installation

Guys,
Does anyone know of a software package for windows or even an app for the android that will basically lock down the phone so no apps can be installed unless there is a password entered (by I.T. Administrator etc)? We are trying to rollout android phones but would like to limit app installation.
Thanks
Yeah sure remove the VENDING.apk in the system/app folder, root permission is needed for this though, I use a program called root explorer, and this will remove the android market from the phone/tablet.
But there would still be other ways to install apps, that would be just removing the most obvious

[Q] How To Uninstall Apps In System (priv-app)?

The title explains it all. I'm trying to get rid of all the bloatware and other system apps I don't need on my Droid Mini (4.4 19.5.3, rooted, w/p off, BL locked) and some apps (specifically the Amazon appstore) I can't get rid of no matter what I do (it seems to be the apps in the /system/priv-app directory). I use Titanium Backup (I have the pro version), and it acts like it uninstalled it but it's still there. I use Clean Master and try to uninstall it but it fails. I use ES File Explorer (I have /system r/w mounted) and try to delete it and it says device or resource busy. Also get the device or resource busy error if I try to remove it via ADB. So I'm at a loss here.
Try to use system cleanup app from the playstore.
That app can see whats installes in priv-app.
w/p on/off isn't something i quite understand as i have only used bl unlocked maxx/mini, but what I personally do is install Root Browser, navigate to system/priv-app and rename the offending applications to app.apk.bak (example: Amazon.apk becomes Amazon.apk.bak) This way, if an update comes along I can erase the .bak and have the stock crap back. If you can't do this with your setup, i apologize, i just thought it might help, as I hate having to install an app just to do one function, and Root Browser is a great app for many things like this, not just one function.

[Q] Root / SuperSU issues, only mostly rooted?

I'm having some random issues with root on my phone... For the most part, my phone seems rooted. I can access most files and folders, removed bloatware system apps, and LuckyPatcher and other root-only apps seem to work well.
My problem is that some apps don't! GameCHI gives me the message "ERROR!!! The system deny to ROOT" for some reason. I've also noticed ES File Explorer will not allow me to paste files in, or remove files from the SYSTEM folder, returning a message that it is read only. Even in recovery mode, it will not let me mess with my system folder, like changing my boot animation, which I used to be able to do. I'm using all updated apps, just updated my SuperSU to 2.14. I enabled root on ES File Explorer and checked all options but system keeps disabling itself. Sometimes I manage to paste something in, but then can never remove it!
Help?
anybody?

Link2SD fails to integrate Play Store and YouTube updates into /system

I have a Sony Xperia ZR C5502 on Lollipop 5.1.1 (build number 10.7.A.0.222). It was previously on KitKat 4.4.4 and updated using a self created pre-rooted ZIP using PRFCreator and flashed using Philz Touch recovery. On booting I found out that it was not rooted. Hence I rooted it using Kingroot and then changed to SuperSU. I have Link2SD and linked a few applications to a second partition (ext3) on SD card. I also use Link2SD to integrate any updates to system apps into /system folder so that I can save the precious internal storage.
All other functions have been working correctly except that I am not able to integrate updates of Play Store and YouTube into /system. (updates to even Google Play Services were integrated without any trouble)
Whenever I try to integrate these two after a long time I get a dialog showing a big list of applications failed to install or something due to /system being full. If I go to /system/app or /system/priv-app (according to if the attempt was for YouTube or Play Store) I see either YouTube.t or PhoneSky.t directory which is full of copies of installed .apks of other applications basically duplicating the whole /data/app I think.
While trying to investigate this further I tried to copy the com.android.YouTube.apk installed in /data/app (the updated version) to /system/app/YouTube as YouTube.apk manually using ES File Explorer and Root Explorer both of which have been granted root permission by SuperSU. The copy attempt fails. The same is the story for PhoneSky also. The permissions of both the directory and apk seems to be in order.
Also I cannot absolutely write anything into these folders. But then I also tried to write into any other directory which too fails.
My knowledge has reached its limits here. Hence requesting advice from people with better knowledge for further help.

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