Please help me!!

Well I tell to see if anyone can help me, my intention was to put another application and delete the source and ContactsProvider.apk Contacts.apk, and we the fastide, but after that I could put several applications playstore, no I will I guess that worked on the original. I searched the applications and copying system / app and nothing on permits and either but not if they support applications with rom, the problem is that is a Mi3 clone and do not serve me the rom original Mi3, and as not rom that I want to try and repair leads without flashing. Also after this I stopped mobile data works, I guess I have something to do those applications. to see if I echais cable.

Upload a photo with the data you have the mobile

edit: sms not enter me, I'm desperate for God ..

The chipset is a MT6589

anyone? someone with a v5 4.3 miui can copy the "app" folder, which is inside system at the root of mobile, so would have the corresponding applications to this version of miui and android, at least it is no longer that more test

thanks