BackupPartitionsViaDDandSfdisk
Backup first 446, then windows partitions..
# sfdisk -d /dev/sda > drew-8570w-win10_sfdisk # dd if=/dev/sda of=drew-8570w-win10.bs446 bs=446 count=1 # dd if=/dev/sda1 of=drew-8570w-win10.sda1 # dd if=/dev/sda2 of=drew-8570w-win10.sda2 # dd if=/dev/sda3 of=drew-8570w-win10.sda3 # dd if=/dev/sda4 of=drew-8570w-win10.sda4