1
vote
1answer
55 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 ...
6
votes
1answer
438 views

Why can't I use su to run under another app's permissions?

It's well-known that every Android app is its own user. I have Android Terminal Emulator installed as user u0_a5. u0_a5@android:/ $ whoami u0_a5 u0_a5@android:/ $ groups u0_a5 sdcard_rw sdcard_r ...
3
votes
1answer
1k views

Superuser not prompting

I recently installed ICS(Android 4) on my Samsung Galaxy S, and it seems that in the process my superuser app broke. Everything went fine, my phone is working better than ever, but when an app ...