adding to this topic the Dinbot 4k plus comes with OpenATV 6.1 preloaded so the only thing you have to do or what I did was update my from within Enigma 2 OpenATV 6.1 to Pure2 which I like more.
So Android is on nand and e2?
What needs to be on an sd card?
Tried loads of boxes for the hobby but never the hybrids as in reality gimmicky and normally driver issues, but bored and fancy a go.
A mate has the Dinobot U5 mini and loves it though, altough he has not much of benchmark vrs other devices.