A. install java environment and download file attachments: apktool-1.3.1.tar.bz2, apktool-install-windows-2.2 _ r01-2.tar.bz2; Decompress these two files into the same directory, and run apk tool cmd in this directory to get help information;

B.apktool d XXX.apk ABC: decompile XXX.apk to the folder ABC.

C.APKtool b ABC: reconstruct apk from decompiled folder ABC and output it to ABC \ dist \ out. apk(apk has no signature).

D so that we can decompile the far apk file, then modify the resource file inside and rebuild it into APK;