: Users often stick with v3.9 for devices like the Sunvell T95z Plus because newer EmuELEC versions (4.0+) dropped support for certain older Amlogic kernels. Installation Guide Flash fail on emuelec 3.9 to 32gb sd card - balena Forums
: After flashing, a specific "Device Tree Blob" (.dtb) file matching your hardware must be copied from the device_trees folder to the root directory and renamed to dtb.img for the system to boot correctly. emuelec-amlogic-ng.arm-3.9-generic.img.gz
Understanding the file name reveals why it is a staple for hobbyists: Amlogic-ng : Users often stick with v3