How to extract apk from update.app file, please kneel down! ! ! ! !

It can be seen from the previous English that this is an Android phone card brush bag, and the suffix of the Android card brush bag is. Zipper. First, make sure that the size of your card brush bag is at least about1100mm, and then change the suffix to. Zip, that is, the full name of the file is update.zip, and then open it on the computer side with compression software. If you want to extract a system program (such as dialing, SMS, contacts, etc.). In the card swiping package, open the compressed package-system -App. All these programs are APK programs in this folder, that is to say, when swiping the computer.