The following steps utilize the command-line mstar-bin-tool . Step 1: Set Up the Work Environment Download mstar-bin-tool-master from Github.
extract_keys.py ./unpacked/MBOOT.img ./keys 0x169e00 0x450
Many manufacturers (like TCL, Sharp, Kogan, and Hisense) distribute firmware as MstarUpgrade.bin . When flashed, the TV reads the script, formats its memory, and writes the payloads sequentially. Essential MStar Unpack and Repack Tools mstar android tv firmware tools repack
Connect the ISP hardware tool to your PC via USB and to the TV's debug/UART port. Install the required MStar driver on your PC. Open the software on Windows.
Replace the boot video or frame zip file located at /system_mount/system/media/bootanimation.zip . The following steps utilize the command-line mstar-bin-tool
: A user-friendly version of the command-line tools that includes automatic configuration generation for easier repacking. Typical Repack Workflow
Rebuilding the individual images back into a valid CtvUpgrade.bin file that the TV can accept via USB upgrade. When flashed, the TV reads the script, formats
img2simg system_ext4.img system.img
unpack.py : Extracts the contents of a .bin firmware file into an output folder.
If the TV is completely bricked (black screen, no LED response) and won't read the USB, you will need an (often called an MStar ISP Bridge).
Select the repacked .bin file and use the "Read" or "Auto" flash utility to write the firmware directly to the TV's eMMC flash memory. Safety Precautions and Tips