This Technical Note (TN) shows how to run Debian 11 (Bullseye) distribution on [[ORCA_SBC|Orca SBC]].
To make the whole process as straightforward as possible, a prebuilt binary image was used, specifically an [https://www.armbian.com/uefi-arm64/ ''Armbian Generic ARM64''] [https://armbian.site-meganet.com/dl/uefi-arm64/archive/Armbian_22.11.1_Uefi-arm64_bullseye_current_5.15.80_minimal.img.xz] minimal image].
==Preparing the bootable microSD card==