Typically relies on fastboot scripts and factory image packages without a visible scatter-like text file. Technical Structure
If you have a rooted, functional phone, you can generate a scatter file using tools like: scatter file for all android phones
For many "dead" or boot-looping MediaTek phones, a scatter file is the only way to re-partition and revive the device using the SP Flash Tool . Typically relies on fastboot scripts and factory image
In modern formats (from Android 8 onward), scatter files are more verbose and use JSON-like or key-value structures: scatter file for all android phones
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