@hexdump   I think I took firmware from: https://www.h96tvbox.com/content/6-Firmware-upgrade   I've unpacked with img_unpack and afptool tools available in git repo: https://github.com/TeeFirefly/rk2918_tools.git I took instructions from http://wiki.t-firefly.com/ROC-RK3328-CC/fw_pack_unpack.html   unzip rk3318_9.0_hcy_20191114_v002.zip to update.img git clone https://github.com/TeeFirefly/rk2918_tools.git cd rk2918_tools make sudo cp afptool img_unpack img_ma