How to turn your mobile phone system into rom?
if the third-party recovery is imported, you can enter the engineering mode for backup! Then find the clockworkmod folder in the memory card, which contains the files you backed up! Decompress system.ext4.tar and get the system folder! Just pack the boot.img inside, the extracted system folder and the brush script! If you brush the script, you know! That is, the META-INF folder contains script files and signature files!