Yes, the seek values matter. Sector 8 is the boot0 location.
Official firmware is typically based on older Android versions (e.g., Android 4.4 or 7.0). These are often distributed as "images" (.img files) and require specific tools for installation. Users of Allwinner TV boxes often rely on Allwinner H3 Firmware
Despite these challenges, the Allwinner H3 firmware development process also presents opportunities, including: Yes, the seek values matter