Navigate to /system/build.prop to edit display density or device names.

A known-working stock ( .img ) for your exact RK3026 device. Step 1: Unpacking the Stock update.img

# Example command to extract system.img on Linux mkdir system sudo mount -o loop system.img system Use code with caution. 2. Pre-Rooting or Adding Apps

Once extracted, you can customize the individual partitions based on your optimization goals. Modifying the System Partition ( system.img )

The final partition can use - for its size, which tells the system to automatically occupy all remaining space on the NAND flash chip. Phase 4: Rebuilding and Repacking the Firmware

If the repack fails and the device enters a boot loop or black screen:

What you are using on your PC (Windows 10/11, Ubuntu, etc.)?

Run the repack script to generate a modified image-new.img . Rename this back to boot.img . 3. Adjusting Partition Sizes (parameter.txt)

Download a kitchen package like MydroidDevTool or standalone copies of AFPTool.exe and RKImageMaker.exe .

Inject SuperSU or Magisk binaries directly into the system partition.

Repacking an Android 4.4.2 KitKat firmware image allows you to inject root access, remove obsolete bloatware, modify system properties, or fix boot loops caused by corrupted partitions.