@balbes150 I try your image an not work ethernet and wifi. New sun50i-h6-tanix-tx6.dtb is smaller 19,2 KiB (19.705) than sun50i-h6-tanix-tx6.dtb on allwinner 20.07 image 20,1 KiB (20.588). In allwinner 20.07 work fine, but in 20200721-dev not work. Can you explain me how to fix, tanks.