A8 20240923 Rev 1.0 M8 20240926

The processor on the motherboard is probably an Allwinner, but it could be a Rockchip (RK3###) or a HiSilicon. Download the large 7z file and decompress it. Burn the 16 GB img image file onto a new micro SD memory card in USB Image Tool (from alexpage .de website), in Balena Etcher, or in Win32DiskImager. Do not use any generic chinese memory cards - they can be bad quality and lose data. The correct MD5 hash checksum number of the 7z file is 89b59abcdee0cc82a6daabdd2a2c5e67 Check and verify the MD5 hash number of the 7z file that you received in a 7-zip program or in a hasher type of program.