Automated ROM tools simplify this highly technical process. Here is a comprehensive guide to understanding, choosing, and using an auto tool to unpack and repack Android ROMs. Understanding Android ROM Formats

Use fastboot to flash the new image: fastboot flash system system_new.img Critical Precautions: Avoiding a "Brick"

Searching for "paper" usually refers to a technical guide or a "white paper," but in the Android ROM modding community, this is most commonly associated with specific automated scripts and developer tools. If you are looking for an

For developers, you can integrate these auto tools into a batch script. Example using SuperR’s Kitchen command line: