Tanix TX3 mini unable to boot from Memory card

[tasknodes]

Hello i have an Tanix tx3 mini,with s905w processor.

After a boot fail i can restore armbian, and i must to flash again android, and the box Is work again.

Now i can't flash armbian because the box don't boot from microSD,

any help?

Edited 12 hours ago by tasknodes

[SteeMan]

What build of armbian are you using?  Please provide the exact steps you are having problems with, your description of the problem is not clear.

[tasknodes]

i use

ARMBIAN_20.10_Arm-64_buster_current_5.9.0

and

i use ARMBIAN_20.10_Arm-64_focal_current_5.9.0

Maybe the dtb file Is not good ?