Before modifying any software, you must understand how MStar constructs its firmware packages. Most modern MStar devices use an upgrade package typically named MstarUpgrade.bin or a series of partition images managed by a bootloader. Key Components of an MStar Firmware Image

: A portable utility specifically designed to unpack files from a USB drive with ease. What You Can Do with These Tools

Unpack to change the initial logo.img .

Power on the TV and spam the key or Spacebar to interrupt the boot sequence and enter the Mstar# u-boot console.