: If your device has A/B slots, ensure you flash to both slots to maintain stability. Reboot : Use fastboot reboot to test the new image. Common Troubleshooting

The tool will compress the ramdisk and combine it with the kernel, using the exact block offsets discovered during unpacking. Crucially, tools like AIK or MagiskBoot will append the trailing padding zeros from the original eMMC partition width. It creates a tightly bound, lightweight, extra-quality image-new.img . 4. Flashing and Verification

Using mkbootimg (the official AOSP utility) allows you to specify maximum compression parameters for the ramdisk (such as high-ratio lz4 or gzip ), yielding a stable, high-performance binary:

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