[Q] Use file explorer to delete system apps? - Android Q&A, Help & Troubleshooting

I'm using AndExplorer right now. I'm wondering if deleting the .apk and .odex files in "/system/app" will free more internal memories. Is deleting them the same as uninstalling system apps?
I'm looking for alternatives in removing system apps or any way to free more internal memory without rooting the device. If anyone have any suggestion, please help.

For what I know: uninstalling the app removes it from /system/app and you dont need root access to do this. Deleting an app from /system/app needs root access (write access to system partition).

I tried deleting the files directly from the file explorer app but it was denied. Other people said that you need to root the phone first in order to grant superuser access, then the files in the /system/app can be modify.
So there is no other way to get rid of the system apps?

No, there ist no other way. No root access means no superuser access. With the superuser-app you can grant root access to single applications. But only if you previously rooted your phone. No root = you cannot delete something from system partition.

Related

[Q] Install apk from /system/app

How do i install apk as system apk?
I tried to paste the apk's with root explorer to /system/apps and grant permissions of "rw-r--r--" and reboot
but its still don't work..
Is there another way?
You just need to paste the .apk in the External SD card/Internal storage and Install from there. Simple. No need for Root Explorer for that.
Regards.
Alternatively, I usually just email the apk and then open it on the phone. It gives a direct install button option in the email itself, downloads and installs like any other app from the market.
I just installed Cognition S2 1.42 and it removed some of the system app like Social Hub and AccuWeather widget, so i would like to install them again.
In Cognition thread said for installing the removed apps you need to transfer them to "/system/apps".
I tried that but it didn't work, after web searching I found that I need to change the permissions to "rw-r--r--", I tried that ether and it didn't work.
So is there other way to do it?
Thanks for replying

Where's Market download?

I only want to know where are the market app download.
Where are the apk files that i download from market?? Cause i want to keep some files, to obtain them easily without internet connection...
I believe the .apk files are saved to the hidden directories, aka the phones root.
The folder location "/data/app", you will however need root acces and a root explorer to access and/or edit files in this folder.
GL and use this information with caution

system/apps are not installed by default

After root I deleted DefaultContainerService.apk by mistake but one good thing is I had copied terminal, linuxforandroid and ROOT Explorer to the system/app folder.
Bad thing is these 3 apps are not installed by default even though it is in system/app folder. (Other pre existing apps are installed) when the reset happens.
I am not able to install any apps now without DefaultContainerService :crying:
Even after format I am having root format.
When you move apps to /system, they must have permissions set to 0644 then reboot to have it take affect. If you can find a stock based rom, you should be able to extract that apk and move it to system, set permissions, reboot and good to go.
Partial
The solution is great. i used adb and changed the permission and reset the phone.
I can see the app installed but when i open it it tells failed.
I found temp solution of pushing DefaultcontentProvider through adb but still I want it to be in default app list. Do not want to push after every reset.

Need help with android custom system apps

So I wanted to make some apps a part of my system apps. I placed the ES File Explorer application in the /system/apps/ directory and when I factory reset the phone, it was installed as a system app and it ran without a problem.
Now when I put Microsoft Office application in the /system/apps/ directory, it crashes . So my question is that how can I make this app a part of the system apps such that it runs without a problem when I factory reset the phone. I also changed the permissions of the app when I place it in the /system/apps/ directory but it crashes.

Removing cache from Android files

Hi
I removed an app from my phone
I connected my phone to my computer and checked if there are any left over files, and yes there are
I am trying to remove the app folder in Phone->Android->Data
It gives me this error: "cache_blablabla cannot be removed: the storage location is write protected. Remove the protection and try again"
Could I somehow get administrator permission so I can remove it?
@denniserino
AFAIK only folder /sdcard/Android/data exists, the folder where system-apps & Google Play store data. This folder is read-only. Hence you have to mount it as read-write before changing its content.
jwoegerbauer said:
@denniserino
AFAIK only folder /sdcard/Android/data exists, the folder where system-apps & Google Play store data. This folder is read-only. Hence you have to mount it as read-write before changing its content.
Click to expand...
Click to collapse
@jwoegerbauer
How can I do that?
@denniserino
If your phone is rooted either use Root Explorer or Total Commander. Both are excellent file explorers, IMHO.

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