To know what it is,
https://wiki.archlinux.org/index.php/Master_Boot_Record
For a SD card,
dd if=/dev/zero of=/dev/mmcblk0 bs=446 count=1
2023-07-27 10:37:52
To know what it is,
https://wiki.archlinux.org/index.php/Master_Boot_Record
For a SD card,
dd if=/dev/zero of=/dev/mmcblk0 bs=446 count=1