What image are you writing to your SD to boot?
Easiest way to figure out if it's the Pro or not is whether it's black or white. Pinebook (OG) is white shell, PBPro is black.
IIRC the OG Pinebook did prioritize SD booting over eMMC, unlike the PBP's rk3399
Easiest way to figure out if it's the Pro or not is whether it's black or white. Pinebook (OG) is white shell, PBPro is black.
IIRC the OG Pinebook did prioritize SD booting over eMMC, unlike the PBP's rk3399