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Write latest OOWOW images for Edge1: https://dl.khadas.com/products/oowow/system/edge-oowow-latest-sd.img.gz
curl -L http://dl.khadas.com/products/oowow/system/edge-oowow-latest-sd.img.gz \ | gzip -dc | dd conv=fsync,notrunc of=/dev/sdX
Default eMMC content is android image which come factory.
In this situation we recommend to use
This way mast works in any situation:
Quick press FUNCTION
x 3 times for bootup OOWOW from SD card